Opening: One Morning, I Stopped in Front of the Mirror
Let me start honestly, even if it is embarrassing. For a long time I hid behind the saying "what matters is the inner person" and completely neglected the outer one. Because a developer's job means meeting people infrequently, I spent days in a single hoodie and let my hair grow as it pleased. I consoled myself that tending the inner self was enough.
Then one day I flinched at how I looked in a group photo someone had snapped. A tired expression, unkempt hair, faded clothes. The gap between the self I saw daily in the mirror and the objective self in the photo was large. That day I asked an uncomfortable question: "If I met this person for the first time on the street, would I be drawn to them?"
This essay begins from that question. It is by no means a defense of lookism. Rather, I want to honestly admit the reality that "people respond first to what they see," and on that footing, treat practically the question of how to manage yourself consistently. And in the end I will talk about how the outer and the inner should come into balance.
The Core Insight: People Are Drawn to What They See First
There is an uncomfortable but hard-to-deny fact: humans are visual animals. A large share of the information the brain processes comes in through sight, and first impressions form astonishingly fast.
The psychologist Alexander Todorov's Princeton research showed that people form judgments of trustworthiness, likability, and competence from seeing a face for as little as 0.1 seconds. Looking longer did not greatly change that first judgment. The moment we meet someone, the assessment has already begun.
One thing must not be misunderstood here. This is not a claim that "you have to be handsome or beautiful." Inborn features are hard to change, but a large share of what creates an impression is in the manageable zone: expression, posture, dress, the state of your skin and hair, cleanliness, presence. These are the results of effort, not the luck of birth.
In other words, the point is not "looks" but "managing the visual impression." And anyone can manage.
The Components of Visual Sense
An attractive visual impression is not one factor but the sum of several. Let me break each down.
Expression: The Most Underrated Factor
The factor that yields the largest effect for the smallest cost is expression. A stiff or tired-looking blank face gives, regardless of intent, an impression of being cold or unkind. By contrast, a relaxed, natural smile greatly raises likability. Check your own blank face in the mirror sometime. Surprisingly many people are startled to find their default expression is stiffer than they thought.
Posture: The Language of Confidence
Slumped shoulders and a bowed head convey shrinking and fatigue; an upright posture conveys confidence and vitality. Posture not only gives an impression to others but also affects your own psychological state. Simply squaring your shoulders and keeping your gaze level changes the impression.
Clothes: A Signal of Self-Care
Expensive clothes are not the point. Clean, well-fitting, situation-appropriate clothes are the point. Clothing is a signal that "I take care of myself." Wrinkled or faded clothes, or ill-fitting sizes, send the opposite signal. You only need to keep one simple rule: cleanliness, fit, and appropriateness to the occasion.
Skin and Hair: A Mirror of Health
The state of your skin and hair reveals your health and lifestyle. No flashy procedures are needed. Enough sleep, hydration, basic cleansing and moisturizing, a tidy hairstyle. These fundamentals alone change the impression greatly. Note that skin and health care border on the medical domain, so if you have a specific issue, it is best to get a professional diagnosis.
Cleanliness and Smell: Invisible but Decisive
When talking about visual impressions, it is easy to leave out cleanliness and smell. Strictly speaking, smell is not visual, but it deeply shapes the overall impression of "a well-kept person." However well you dress, if you are not clean or you give off an unpleasant smell, every other effort becomes meaningless.
Fortunately, cleanliness is the area possible at the lowest cost. Washing well, changing clothes often, keeping up oral hygiene, and grooming so that any scent is not overpowering. Much more important than a flashy fragrance is simply "the absence of an unpleasant smell." Cleanliness is the most basic of all appearance care, and the foundation that, if skipped, brings everything else down.
Presence: The Result of the Sum
Presence is the overall impression created when all the factors above combine. Not any single one, but when expression, posture, dress, and cleanliness are consistently tidy, the presence of "a person who takes care of themselves" forms.
| Factor | Difficulty | Cost | Impression effect |
| --- | --- | --- | --- |
| Expression | Low | None | Very large |
| Posture | Low | None | Large |
| Cleanliness | Low | Low | Large |
| Clothing fit | Medium | Medium | Large |
| Skin and hair | Medium | Medium | Medium |
The table makes one thing clear: the highest-impact items are possible at the lowest cost.
Details: Small but Unignorable Signals
Once the big factors are in place, small details make the difference. Trimmed nails, tidy eyebrows, lint-free clothes, clean shoes. Each looks trivial on its own, but together they create the impression of "a person who takes careful care of themselves." Conversely, even if everything else is good, dirty shoes or overgrown nails make the viewer unconsciously sense the mismatch. Details are not perfectionism but the final touch that preserves the consistency of the whole.
The Science of First Impressions: 0.1 Seconds and Thin Slices
Earlier I briefly mentioned Todorov's 0.1-second research. This part is worth looking at a little more deeply. Vaguely feeling that "first impressions form fast" and knowing exactly how fast and how persistent they actually are belong to different levels of understanding.
A Judgment in 100 Milliseconds
In 2006, Janine Willis and Alexander Todorov showed experiment participants unfamiliar faces for just 100 milliseconds — 0.1 seconds. Then they asked how trustworthy, competent, and likable each face seemed. Astonishingly, judgments made in 0.1 seconds nearly matched those of people who looked with no time limit. Looking longer did not refine the judgment; it only strengthened confidence in the first one.
What this means is clear. In the instant someone first sees you, the assessment is already finished. It means we are not even given time to consciously "try to look good." That is why your ordinary, put-together state matters. A first impression gives no time to prepare.
Thin-Slicing Theory
Research by psychologists Nalini Ambady and Robert Rosenthal adds another insight here. They proposed the concept of "thin-slicing": people make surprisingly accurate inferences about others from very brief fragments of behavior. From just a few seconds of video, observers could fairly accurately predict a teacher's effectiveness or a person's disposition.
Combine these two lines of research and the conclusion is this: we judge others very quickly, with very little information, and those judgments stick surprisingly stubbornly. This can feel unfair. But it is also hopeful, because the "thin slices" that feed the judgment — expression, posture, dress, presence — are mostly things we can manage.
Use the Fast Judgment Rather Than Resent It
Rapid first-impression formation is a product of evolution. For ancestors who needed to detect danger quickly, the ability to judge in an instant whether someone was safe was a survival tool. We cannot erase this instinct. So it is better to understand and use it than to resent it: putting in order not the inborn features we cannot control, but the thin slices we can.
Objectivity and Metacognition: Seeing Yourself Through a Third Party's Eyes
The biggest enemy of self-care is a failure of objectivity. We see ourselves in the mirror daily, but that is a subjective gaze conditioned by familiarity. Familiarity dulls judgment.
"Would I Be Drawn to Them If I Met Them on the Street?"
This is the simplest and most powerful question I use. "If I saw this person for the first time on the street, would I feel drawn to them?" This question strips away the filter of familiarity and makes you see yourself as a stranger. Not the familiar self in the mirror, but one person you have just encountered, being evaluated.
Practical Tools for Objectivity
- **Photos and video.** A mirror reverses left and right, and in front of it we unconsciously make our best expression. Photos and videos caught in daily life are far more objective. Review your own photos regularly.
- **Trustworthy feedback.** Ask a close person who can speak honestly. The key is to request feedback for improvement, not criticism.
- **Turn it into a checklist.** Instead of a vague "Am I okay?", check specific items. Are the clothes wrinkled? Is the hair tidy? Is the expression stiff?
Metacognition is the ability to perceive your own state from one step back. In appearance management, metacognition starts with objectively becoming aware of "how I look right now." Without that awareness, no amount of effort keeps you from heading in the wrong direction.
Consistency: Daily Care Beats a One-Time Makeover
The most important word in self-care is "consistency." Dressing up impressively once, with resolve, is easy. The hard part is maintaining that state steadily even on ordinary days.
A Makeover Does Not Create an Impression
If you manage well only on special days and neglect yourself otherwise, what people remember is, in the end, your ordinary look. An impression forms not from your finest moment but from your average appearance. So daily small care is far more powerful than one dramatic makeover.
Make It a System
Consistency comes from systems, not willpower. As James Clear says in *Atomic Habits*, instead of deciding every time, you should build a routine that rolls automatically.
- Make cleansing, moisturizing, and tidying your hair fixed steps in your morning routine.
- Decide what to wear the night before (reducing decision fatigue).
- Periodically clear out worn or ill-fitting clothes from your closet.
- Once a week, check details like nails and hair length.
Start Small
Trying to change everything at once exhausts you. Start with the single highest-impact item. Usually that is expression, posture, and cleanliness. Make the cheapest, highest-effect things into habits first, and once they feel natural, move to the next step.
Building a Minimal System: Decision Fatigue and the Capsule Wardrobe
To stay consistent, every morning you must repeat decisions like "what do I wear today" and "what do I do with my hair." Yet these seemingly trivial decisions, when they pile up, create a surprisingly large mental cost. This is called decision fatigue.
The Trap of Decision Fatigue
There is a limit to the number of high-quality decisions you can make in a day. If you drain energy on clothing and appearance decisions from the morning, the focus left for what truly matters shrinks. This is why some successful people wear similar clothes every day. They deliberately narrow the range of choices, reducing the number of things to decide. People who manage their appearance well are not those who deliberate freshly each day, but those who built a system in advance so that no deliberation is needed.
The Principle of the Capsule Wardrobe
A capsule wardrobe is a way of building your closet from a small number of pieces that go well together. The point is not "many" but "well-matched."
- Settle on two or three base colors. Colors that do not clash, like black, gray, and navy, work well.
- Compose it so that any top pairs naturally with any bottom. Then in the morning you can grab anything without failing.
- Keep a few well-fitting pieces of the items you wear often. Fewer in number, but better in quality, is the way to go.
- Once each season, clear out worn or ill-fitting clothes.
This automates the daily choice. Once you reach a state where "whatever I wear is above a certain level," decision fatigue disappears and consistency follows by itself.
The Minimal Unit of Grooming
Not only clothing but grooming too can be made into a system: deciding in advance the minimal steps you repeat daily.
| Cycle | Items |
| --- | --- |
| Daily | Cleansing, moisturizing, tidying hair, checking expression and posture |
| Weekly | Nails, hair length, closet condition |
| Monthly | Haircut, clearing out unworn clothes |
The point of the table is "not relying on memory." Set a cycle and nothing gets forgotten; with nothing skipped, the whole is managed evenly. The goal is not a flashy routine but a simple one that rolls without gaps.
Body Language and Voice: The Invisible Impression
So far I have mostly dealt with static, visible factors. But an impression is closer to moving video than to a still photo. How you move and how you speak also make up a large part of the visual impression.
Body Language: Your Attitude Toward Space
People unconsciously read how someone moves through space. A person who moves in a hurried, anxious way and one who moves calmly and steadily give entirely different impressions. Where you put your hands, where you direct your gaze, the pace of your steps — these subtle signals combine to create the impression of "composure."
In *Presence*, Amy Cuddy discusses how the body's posture and movement affect not only the impression others receive but also your own psychological state. A posture that squares the shoulders and comfortably occupies space conveys confidence to viewers and also influences your own mindset. That said, the degree of such psychological effects continues to be debated in academia, so rather than taking it as settled, it is better to try it lightly as "a habit that does no harm to try."
Voice: The Appearance You Can Hear
Voice is often overlooked but is a powerful impression factor. Speech that is too fast or trembling sounds anxious; a voice that is too small sounds unconfident. By contrast, a moderate pace and a steady tone convey trustworthiness. No flashy vocal technique is needed. Speaking a little slowly, not trailing off at the ends, and at a volume comfortable for the listener — being conscious of just this much changes the impression.
One Connected Impression
In the end, expression, posture, clothes, body language, and voice are not separate factors but make one connected impression. Wearing tidy clothes while moving anxiously and speaking in a trembling voice quickly erodes the impression the clothes gave. Conversely, even in ordinary dress, moving calmly and speaking in a steady voice greatly improves the overall impression. Static management and dynamic bearing must go together for it to be complete.
The Virtuous Cycle of Confidence and Appearance
There is a part often misunderstood about appearance management: the idea that "you need to look good to feel confident." In fact, the relationship between the two is not one-directional but closer to a cycle that reinforces itself.
Management Creates Confidence
The small satisfaction you feel standing in front of the mirror after putting yourself in order influences your attitude for the day. The sense that "today I am in a prepared state" makes a person carry themselves more boldly. This is confidence that comes not from outstanding looks but from the fact that you took care of yourself. The root of the confidence is not appearance itself but the self-efficacy of "I manage myself."
Confidence In Turn Creates the Impression
And that confidence in turn shows in expression, posture, and voice, improving the impression others receive. A relaxed smile, an upright posture, a steady voice are all expressions of inner confidence. So appearance management is not simply changing the surface; it becomes the starting point of a virtuous cycle in which inside and outside improve together.
Caution: Staking Your Whole Self-Worth on Looks
But there is a point to guard against. If you base the foundation of your confidence on looks alone, your whole self-worth collapses when your looks waver. The healthy way is to place appearance management as one of several pillars of self-worth. Skill, relationships, achievement, and self-care — when these several pillars support self-worth together, even if one wavers, the whole does not collapse.
A Personal Story: What I Realized at the Table Tennis Hall
Let me share something a bit more personal. I am a developer who worked at LINE, I play table tennis as a hobby, and I study English and Japanese in my spare time. It seems like a combination far removed from appearance, but the very place where I keenly felt the importance of self-care was, of all places, the table tennis hall.
Video, Not the Mirror
Table tennis is a sport where form matters. So players often film their own form to review it. One day, while replaying a video of my match, my eyes went not to my table tennis form but to my overall appearance. Slumped shoulders, a stretched-out T-shirt, a blank face. It was a version of me I had never once seen in the mirror. The mirror had only ever shown me the angle I wanted, the expression I wanted.
A Chain of Small Changes
After that day, instead of a grand resolution, I changed the smallest things first. Even going to exercise, I wore well-fitting clothes instead of stretched-out ones. When I looked in the mirror, I checked my expression once. I consciously squared my shoulders. And curiously, once I began to tend my appearance a little, my attitude toward table tennis changed too. I became more serious, and more confident. The same went for studying languages. When I practiced conversation over video and grew conscious of how I appeared on camera, my posture and expression naturally fell into order.
The Job and the Excuse
The job of a developer makes a good excuse to put off appearance management: "I don't meet people anyway." But meeting few people does not mean you may neglect yourself. Rather, because the meetings are few, each one matters more. And above all, self-care is for yourself before it is for others. It is also for the one person you meet every single day — the me in the mirror.
First Impressions in the Digital Age
Today, first impressions are no longer formed only on the street. Profile photos, video-call screens, messenger profiles — we are already assessed through a screen before we meet. The stage of the visual impression has expanded from reality to the screen.
The Profile Photo as a Business Card
A profile photo is the business card of the digital age. Many meetings happen after the photo is seen, so that single image governs the first impression. It does not need to be flashy. One photo taken in good light, with a composed expression and a tidy look, is enough. An old photo or an overly retouched one actually creates a disconnect in the real meeting. The key is to capture the current you, in a put-together state, honestly.
The Impression in Video Calls
As remote work has become routine, how you look in a video call has become an important impression factor too. Camera angle, lighting, background, and the expression and posture shown on screen. Placing the camera at eye level, letting enough light fall on your face, and tidying the background — small adjustments like these greatly change the on-screen impression. The gaze toward the camera and your expression, in particular, stand in for eye contact in face-to-face conversation, so they are worth extra attention.
Consistency Holds On Screen Too
What is interesting is that the principle of consistency applies on screen just the same. If you groom only for important meetings and neglect yourself otherwise, what people remember is your ordinary look. Whether in reality or on screen, an impression forms not from a special moment but from your average appearance.
Health as the Foundation
Every factor so far actually stands on one foundation: health.
The glow of skin, clear eyes, a lively expression, an upright posture — all of these ultimately reflect the body's state of health. No matter how good the clothes, if you are steeped in chronic fatigue, that impression cannot be covered. Conversely, a person who sleeps well, eats well, and moves regularly gives off a healthy presence without special grooming.
The basics of health care are what everyone knows. Enough sleep, balanced eating, regular exercise, hydration. Not flashy, but the most essential. Here too I will avoid medical assertions. Specific health concerns vary greatly between individuals and need professional diagnosis, so if there is a warning sign, it is right to seek a medical professional's help.
The point is this: the deepest foundation of a visual impression is not cosmetics or clothes but a healthy body. Self-care ultimately starts from healthy lifestyle habits.
The Balance of Inner and Outer
Now it is time for the most important part. I have emphasized the outer so far, but the outer alone is never enough.
First Impression Is Outer, Endurance Is Inner
A visual impression is the key that opens the door. It works powerfully at a first meeting. But from the moment a relationship continues, the inner self takes the lead. However tidy a first impression, if the conversation is empty or the attitude rude, it quickly loses its shine. Conversely, even if someone looks ordinary at first, when depth of thought and warmth of attitude emerge, the impression keeps improving.
The halo effect in psychology explains that a first impression influences later judgment, but over time the actual content ultimately determines the assessment. The outer is the entry ticket; the inner is the reason to stay.
The Question of Sincerity
One thing must be made clear here. Self-care is not packaging to deceive others. It is an act of respecting yourself, and also a consideration for the other person. Meeting someone in a well-kept state is a wordless message: "I value this meeting." When managing the outer combines with inner sincerity, it becomes not pretense but mature self-respect.
The Trap: The Line Against Lookism
So that this essay is not read as encouraging an excessive obsession with looks, a clear boundary must be drawn.
Trap 1: The Swamp of Comparison
Social media encourages endless comparison. Compare yourself to retouched images and curated moments and no one can be satisfied. The standard for self-care should be not "Am I better than others?" but "Am I more put-together than I was yesterday?" The object of comparison is not other people but your past self.
Trap 2: The Illusion That the Outer Is Everything
While managing your appearance, you can fall into the trap of feeling it is the whole of your worth. The outer is only one aspect of self-care; it cannot replace deeper values like character, skill, relationships, and contribution. When the energy poured into the outer begins to crowd out inner growth, the balance has collapsed.
Trap 3: Becoming Trapped in Others' Gaze
When self-care becomes solely for others' evaluation, you lose yourself. Healthy self-care starts from self-respect, not from others' gaze. "How do others see me?" is a less healthy question than "How do I want to treat myself?"
| Healthy self-care | Unhealthy obsession |
| --- | --- |
| Compare with yesterday's self | Endlessly compare with others |
| Starts from self-respect | Starts from others' gaze |
| Balance of outer and inner | Outer is everything |
| Steady and at ease | Compulsive and anxious |
How to Handle the Halo Effect
The halo effect is the phenomenon in which one prominent trait colors other judgments too. Seeing a neatly dressed person, we unconsciously assume they are also competent and diligent. This is plainly an irrational bias, yet it is also very common and powerful.
Two attitudes are possible here. One is the shallow conclusion that "so all I need to do is tend my looks." This is dangerous. The good impression won through the halo effect does not last if the actual substance does not follow; it turns instead into disappointment. The other is the attitude of "let me fill the goodwill created by the first impression with real skill and conduct." This is the healthy way: the inner substance follows through the door the outer opened.
The real value of understanding the halo effect lies not in packaging yourself but in checking whether you are unfairly judging others by their looks. To know a bias is also to have a chance not to be swayed by it.
The Line That Separates Lookism From Self-Care
These two look similar on the surface but have different roots. Lookism converts a person's worth into looks, ranks others by looks, and endlessly evaluates oneself and others by looks. Healthy self-care, by contrast, treats appearance only as one expression of self-respect and does not measure a person's worth by it.
There is a simple test to tell them apart: the question "Do I judge other people's worth by their looks?" If you can care about self-care while not evaluating people by their appearance, that is healthy self-care. Conversely, if grooming yourself leads to an attitude of putting others down for their looks, it has already tilted toward lookism.
Another thing to remember is that appearance is greatly shaped by factors an individual cannot control — aging, illness, accident, environment. So judging people by looks is fundamentally unfair. What we recommend is "put yourself in order within the range you can control," never "rank people by looks." Lose this boundary and self-care turns into harmful obsession in an instant.
A Self-Check Checklist
- [ ] Did I check the objective me through photos rather than the mirror?
- [ ] Did I ask, "Would I be drawn to them if I met them on the street for the first time?"
- [ ] Do I daily manage the highest-impact items — expression, posture, cleanliness?
- [ ] Do I manage consistently on ordinary days, not just special ones?
- [ ] Am I tending the health foundations of sleep, eating, and exercise?
- [ ] Is outer management crowding out inner growth?
- [ ] Is my object of comparison my past self rather than other people?
A 30-Day Starter Guide
Grand plans usually fail. Starting small and hardening it into a habit lasts far longer. Here is a three-week sequence you can follow without pressure.
Week 1: Free and High-Impact
In the first week, focus only on what costs nothing. In the morning, check your expression once in the mirror, square your shoulders, and do not skip washing and moisturizing. Just three things. You have to start small so it does not fall apart.
Week 2: Add Objectivity
In the second week, add the habit of seeing yourself objectively. Pick a few photos caught in daily life and look at them calmly. Ask, "Would I be drawn to them if I met them for the first time on the street?" If possible, ask a close person once for honest feedback. The goal is observation, not judgment.
Week 3: Build the System
In the third week, turn repeated decisions into a system. Decide what to wear the night before, and pull a few ill-fitting pieces from your closet. Set a daily, weekly, and monthly grooming cycle. Build it once, and from then on it is the system, not willpower, that does the work.
When these three weeks end, there may be no grand makeover, but a small foundation that rolls automatically each day will exist. On that foundation, expand slowly. The point is not speed but persistence.
Frequently Asked Questions
**Q. Aren't inborn looks just out of our hands?**
Features are hard to change, but most of what creates an impression — expression, posture, cleanliness, clothing, presence — is in the manageable zone. An attractive impression is far more often the result of management than of inborn beauty.
**Q. Caring about appearance feels shallow to me.**
It can feel that way if you see self-care as packaging to deceive others. But it is different if you see it as self-respect and consideration for the other person. Meeting people in a tidy state is an expression that you value the meeting.
**Q. Where should I start?**
Start with the things that cost nothing yet have the largest effect. Usually that is expression, posture, and cleanliness. Make these three into habits, then expand to clothing and hair.
**Q. I have no fashion sense at all. What do I do?**
Sense is less something you are born with than something you make by narrowing down. The more options, the easier it is to fail. Build a capsule wardrobe from two or three base colors and create a state where any combination works. The less sense you have, the more a simple system is the answer.
**Q. I am short on time and money.**
Fortunately, the highest-impact factors — expression, posture, cleanliness, sleep — cost almost nothing and take little time. The key is not expensive clothes or procedures but small daily upkeep. You can start perfectly well with limited resources.
**Q. Tending my appearance has actually made me more anxious.**
That can happen when self-care turns into compulsion. Try shifting the standard from "Am I better than others?" to "Am I more put-together than yesterday?" If the signs of anxiety are strong and disrupt your daily life, rather than enduring it alone, I recommend seeking a professional's help.
**Q. Do body language and voice really change?**
If you stay conscious of them like a habit, they change plenty. Slowing your speech a little, not trailing off at the ends, and moving calmly — when these small acts of awareness accumulate, they become a natural bearing. Checking yourself once on video is the fastest route.
Closing: One Way of Respecting Yourself
Ever since the day I flinched at how I looked in that group photo, I came to rethink self-care. I did not undergo a grand makeover. I simply built small habits: checking my expression in the mirror in the morning, squaring my shoulders, wearing clean, well-fitting clothes. And that small change altered even my attitude toward the people I met.
"People are drawn first to what they see" sounds cold, but it is true. Yet surrendering to that fact and sliding into lookism is entirely different from acknowledging it and grooming yourself into a put-together state. The latter is a mature attitude of respecting yourself and considering others.
Becoming an attractive person, in the end, means becoming a person whose outer and inner are consistently put together. The visual impression opens the door; inner depth makes people stay. Today, in front of the mirror, look at yourself once as you would look at a person you are meeting for the first time on the street. That gaze is the first step of change.
And there is one thing not to forget. The purpose of all this management is not to look good to others but to learn how to respect yourself. A person who tends to themselves a little each day eventually extends that caring attitude to others and to their work as well. Self-care spreads that way, starting from a small habit and growing into an attitude toward the whole of life. Treating the me in the mirror with care is the opening scene of practicing how to treat the world with care.
> "The outer is the entry ticket; the inner is the reason to stay."
References
- Todorov, A. *Face Value: The Irresistible Influence of First Impressions*. Princeton University Press, 2017.
- Willis, J., & Todorov, A. "First Impressions: Making Up Your Mind After a 100-Ms Exposure to a Face." *Psychological Science*, 2006. [ncbi.nlm.nih.gov](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2899982/)
- Clear, James. *Atomic Habits*. Avery, 2018. [jamesclear.com](https://jamesclear.com/)
- Cuddy, A. *Presence: Bringing Your Boldest Self to Your Biggest Challenges*. Little, Brown Spark, 2015.
- Ambady, N., & Rosenthal, R. "Thin Slices of Expressive Behavior as Predictors of Interpersonal Consequences: A Meta-Analysis." *Psychological Bulletin*, 1992.
- Ambady, N., & Rosenthal, R. "Half a Minute: Predicting Teacher Evaluations From Thin Slices of Nonverbal Behavior and Physical Attractiveness." *Journal of Personality and Social Psychology*, 1993.
- "Why First Impressions Are So Persistent", Association for Psychological Science. [psychologicalscience.org](https://www.psychologicalscience.org/news/releases/first-impressions-count.html)
- "The Halo Effect and a Powerful Cognitive Bias", Verywell Mind. [verywellmind.com](https://www.verywellmind.com/what-is-the-halo-effect-2795906)
- "How to Make a Good First Impression", Harvard Business Review. [hbr.org](https://hbr.org/2016/05/how-to-make-a-strong-first-impression-in-7-easy-steps)
- "Decision Fatigue: Why It's So Hard to Make Up Your Mind", Cleveland Clinic. [health.clevelandclinic.org](https://health.clevelandclinic.org/decision-fatigue)
- "The Power of First Impressions", Princeton University. [princeton.edu](https://www.princeton.edu/news/2006/08/22/snap-judgments-decide-faces-character-psychologist-finds)
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Let me start honestly, even if it is embarrassing. For a long time I hid behind the saying "what mat...