To My Future Kids Phillip An

WHEN YOU'RE CHOOSING YOUR PATH

15. Small Choices, Compounded

"We are what we repeatedly do. Excellence, then, is not an act, but a habit." —Aristotle

Dear Kids,

There is a moment, somewhere around 5:25 in the morning here in Beijing, when the air is still cold and the dorm hallway is still dark and I have a choice that no one will ever know I made. I can swing my legs out of bed, find the running shoes by the door, and meet the group already gathering downstairs. Or I can roll back over, decide that one missed morning won't matter, and reach for the phone.

I have been on both sides of that choice in my life, more times than I'd care to count. On the mornings I get up, almost nothing happens. I run ten kilometers in the dark with a handful of friends, my lungs burn for forty minutes, and by 7 a.m. I am in a hot shower thinking about breakfast. On the mornings I don't, almost nothing happens either. I sleep a little longer, scroll a little more, walk into the day a little blurrier than I would have. Either way, the world goes on.

That's the trick of it, kiddos. The small choices are designed to feel like they don't matter. Will today be the day that ruined your life, or the day that made it? No. Today is just Tuesday. But Tuesdays are almost all of what life is made of, and the person you become at forty is mostly the person who showed up on a few thousand Tuesdays in their twenties.

If the last letter was about zooming out to the eighty-year frame, this one is about zooming in. Down to the actual unit that frame is built from. Not the cinematic decisions — the tiny ones. The ones you barely register at the time.

I've spent years trying to understand why some people seem to live with such steadiness — why they keep growing and adapting and leading while others quietly drift. And I've come to believe it's about the small battles, fought when no one is watching. The ones most people dismiss because they don't look like the game. They are the game.

James Clear's Atomic Habits is the cleanest articulation of this I've read. I picked it up the year before I came to Beijing, in a stretch when I was trying to repair some of the damage I'd done to my body in my mid-twenties, and the part that stuck wasn't the tactics. It was the underlying math. Clear claims that a 1% improvement, repeated daily, compounds to about 37x improvement over a year. Conversely, a 1% decline daily decays you to nearly zero over the same span. The numbers feel like a trick until you watch them play out in someone you know. The friend who didn't seem to be doing anything special for a decade and is now operating two leagues above where they started. The friend who seemed fine at twenty-five and now looks tired in ways that have nothing to do with sleep. None of it was a single moment. All of it was small choices, compounding in one direction or the other. The reason the Tuesdays feel like they don't matter is because the math operates on a timescale your brain wasn't built to perceive.

This letter is about those battles. But it's also about something bigger underneath them. Because small choices don't just compound into outcomes — they compound into a system. And the right kind of system, built right, doesn't just produce good results. It corrects itself when things go wrong, absorbs shocks without breaking, and gets stronger when life throws something hard at it.

That's the deeper thing I want you to understand about small choices, kids. They're not just little wins. They're how you build a life that bends instead of breaks.

The morning, and what it actually decides

Back to that 5:30 a.m. moment.

There was a long stretch of my mid-twenties when I treated my body the way a startup treats a server — push it harder, ignore the alerts, restart it with coffee, repeat. I drank when work was stressful, which was most of the time. I slept five hours and called it discipline. The body absorbed it for a while, the way bodies do. Then it stopped.

What I've learned, slowly, is that training the body isn't really about the body. It's about everything else.

When you decide to work out in the morning, you have to sleep earlier the night before. So you start saying no to the second drink, the late-night scrolling, the third episode. You start eating differently — fuel instead of comfort. You start treating rest as part of the work rather than a reward for it. The social life shifts too. You gravitate toward the people who build energy rather than burn it.

None of it is imposed. It happens because training introduces structure, and structure quietly reorders the rest of the life around it. Behavioral psychologists call them keystone habits. They don't ask for change. They create it.

And if you stay with it long enough, you'll realize the discipline was never about looking better. Every rep is a vote for an identity. Every morning you show up despite the warm bed is one more brick laid in the muscle that actually matters — the one between your ears. Before you can change the world, you have to prove to yourself you can change yourself. The body is the first proving ground for the spirit, and it's the only one you can practice on every morning for free.

I had a related lesson at a gym in some other city — I forget which — a couple of years before Beijing. I was between sets, with Seneca's Letters from a Stoic open on my phone, which is admittedly an absurd image (sweaty twenty-something reading a Roman senator's mail), and a line stopped me cold enough that I had to put the weights down. He said something about going without — practicing poverty, practicing discomfort, sitting on the bare floor for a few days a year so that the day life forces it on you, you already know you can survive it.

That's what training really is, I think. A small, repeating practice of difficulty you choose, so that you're ready when difficulty arrives uninvited. Choose the hard option when the stakes are low. Walk instead of ride. Take the cold shower. Speak up in the meeting when it's uncomfortable. Volunteer for the task no one wants. Each deliberate act of small discomfort raises your tolerance for the harder kind. One day the breakup or the business failure or the loss will land, and you'll find yourself steadier than you expected to be — because your nervous system has been quietly practicing, all those Tuesdays, for exactly this.

Courage isn't a trait you're born with. It's a muscle built through micro-reps. Take the stairs. Have the conversation. Not because it's glamorous, but because you're training the reflex that will save you later — the instinct to move toward fear instead of away from it.

The people in the room

The second thing the Beijing mornings have made unmistakable is how much the people around you decide who you become.

I walk out of my dorm at sunrise here and someone's already waiting for a run. I finish dinner and end up on the grass with three friends arguing about a book until midnight. It is so different from the Bay Area, where even friendship has to be booked three weeks out. Here, the proximity does the work for you. You rise to the collective standard because no one is letting you out of it.

You might think you choose your friends — but over time, your friends choose the version of you that survives. If you spend a decade around people who complain, you'll start to see the world through scarcity. Spend a decade around builders, around people who make plans and keep them, and you'll move differently without realizing why. Their standards become your subconscious operating system.

I think often about my friends Jack and Mudit. There are very few people in the world, kids, who I know without question would get on a plane for me. They would. Not because they're rich, or unbusy, but because their answer to can it be done has been trained, over years of small choices, to start with yes. Defaults like that don't develop by accident. They're chosen and then practiced.

What it means, practically, is that curating your room is one of the highest-leverage things you can do, and almost no one talks about it as a habit. We talk about networking — collecting names — as if growth is a Rolodex. The harder, truer move is the inverse. Invite the builders to dinner. Spend the evening with the friend who challenges you, not the one who flatters you. When a conversation leaves you drained or defensive, that's data. When it leaves you sharper and more alive, that's home. Your proximity becomes your prophecy. The room is the practice.

There's a sister habit that took me embarrassingly long to learn, which is just leading with questions instead of answers. In every room you enter, you'll meet two kinds of people: the ones trying to sound smart, and the ones trying to become smart. The difference, almost always, is curiosity. When you walk in asking what would make this a win for you? What have you already tried? What am I missing? — you shift the conversation from performance to discovery. People open up to those who genuinely listen, and the world opens up alongside them. Bruce Lee, I once wrote you, had a practice of asking why five times in a row to reach the actual root of anything. Most conversations stop at level one. Stay one level deeper than everyone else in the room, and people will tell you things they didn't know they knew.

The calm signal, and the empty Saturday

When I was twenty, I valued a busy schedule. At thirty, I find I value a calm mind. I will defend an empty Saturday morning now the way younger-me would have defended an important meeting.

It took me a long time to understand why. The world is noisy — full of people rushing, reacting, arriving flustered and unready. In a sea of chaos, calm is its own kind of power. When you arrive ten minutes early to a meeting instead of two minutes late, you start the conversation from a different place. You've had time to breathe, to scan the room, to think before you speak. You're not at the mercy of the moment; you're the one quietly shaping it. Being early buys you peace. Being prepared multiplies your confidence.

It looks like nothing — ten extra minutes, a few notes the night before — but the ripple compounds. You become reliable in a world that has somehow become allergic to reliability. People begin to trust your word, your follow-up, your clarity. That trust opens doors quietly, without ever announcing itself.

The other half of calm, I've learned, is the no. Every yes you give costs something — your time, your focus, your energy. Most people spend their lives quietly bankrupting themselves through polite obligations they never quite meant to agree to. The ability to say no, cleanly, without guilt and without over-explaining, is one of the markers I now look for in a person who has actually figured a few things out. It means they've moved from living reactively to living intentionally. Each no clarifies what you actually stand for. If you don't define your priorities, someone else will, and they will not have your interests at heart.

A version of this is just — leave every space better than you found it. Clear the desk at the end of the day. Wash the dishes before bed. Send the thank-you note after the meeting. The kind of details people overlook. But they ripple outward in ways you'll only feel after a year of doing them. A tidy workspace makes it easier to focus. A completed loop reduces mental noise. Bit by bit, your life stops accumulating small messes — physical, emotional, relational — and you stop having to spend energy stepping over them. Stewardship is how leadership begins, kids. Not with titles. With the people who handle the unglamorous details and make others feel safe.

The promise no one will ever know you kept

The Tuesday I most remember from this past stretch wasn't a Tuesday at all. It was the morning after a long flight, jet-lagged out of my mind, when I had committed to a 6 a.m. run with the group. No one would have blamed me for sleeping in. I almost didn't go.

I went. I ran badly, in the cold, and I felt terrible the whole way. And when I got back to the dorm, I felt something else underneath — a small, almost embarrassing pride. I'd kept a deal with myself that I'd made in the warmth of the night before. No one was timing me. No one would have checked.

This is the habit I now think sits underneath all the others. Keep promises to yourself first. There's a moment every day when you make a small deal: I'll wake up at six. I'll finish this by noon. I'll call her back. That deal is sacred, even — especially — because no one else is watching.

When you keep your word to yourself, something rare happens. You start to trust yourself. And self-trust is the foundation underneath everything else — confidence, momentum, the calm of knowing your future self will show up. People who trust themselves don't need ego to compensate. They move quietly, knowing they'll follow through.

When you break those promises — skip the workout, push the project, talk yourself out of what you said you'd do — your subconscious quietly keeps score. The doubt infects everything. You can feel it on the days you bail; the body knows.

It isn't about rigidity. Set fewer goals, but hit them. Choose commitments small enough to keep and important enough to matter. Over time, the micro-victories stack into identity. I'm someone who does what I say. Once you become that person, the world begins to mirror it back. Reliability isn't built in public. It's forged in private, in the quiet contracts you keep with yourself when no one is watching.

The old books I keep close — Marcus, Seneca, the Tao Te Ching, a few of the Buddhist texts — most of what they keep coming back to is some version of this. Calm down. Show up. Tell the truth. Keep your word. Don't let yourself off the hook for the things you said. Two thousand years ago, with empires rising and falling around them, the actual content was almost identical to what I'm trying to write you now. The container changes. The water does not.

Quiet, in the room after a run

The strangest part of being here in Beijing, kids, is that I've stopped having to try to be still.

For years I tried to force calm — meditation apps, yoga classes, breathing techniques that felt more like chores than peace. I told myself it was about discipline. In hindsight I think I was just trying to manufacture stillness in a life that didn't have space for it.

Now it shows up on its own. I'll sit on the edge of my bed after a workout, still catching my breath, eyes closed, and there it is. No effort. No agenda. Just presence.

Maybe mindfulness isn't a thing you do. Maybe it's what emerges when the rest of your choices stop fighting each other. When the morning, the workout, the people, the work — when they're all moving in the same direction — the quiet appears in the gaps without you having to chase it. Peace is less about silence and more about coherence. I had to live the small choices for a while before I could feel that.

Still, you have to protect the gaps. The modern world is designed to fill every silence. Phones buzz. Screens glow. Thoughts scatter. So even fifteen minutes a day in real stillness — walking without headphones, sitting with a notebook, staring out a window — is worth ritualizing. It's where your own voice starts to reappear underneath the noise of everyone else's. Guard your quiet like you guard your time. In the stillness you'll rediscover something the world can't give you — your own thinking.

Why all of this builds something that doesn't break

Here's the deeper point, kids. The small daily choices in this letter aren't just about producing good results. They're about building a system — a way of living that doesn't rely on a single plan working out.

I was reading Yuval Noah Harari's Nexus a while back, and one line stuck with me. He pointed out that democratic systems are inherently more resilient than authoritarian ones — not because they're more efficient, but because they're self-correcting. They thrive on debate, dissent, constant adjustment. Dictatorships often cling to a single "truth" that can't be questioned without risking collapse. The same is true of science versus dogma — science doesn't just survive being wrong, it gets stronger from being wrong, because the structure is built to absorb correction.

The lesson for a life is the same. Don't build yours on rigid structures or singular truths — I'll work at this one company forever. I'll become exactly this title by exactly this age. The world moves too fast for that now. Industries get disrupted. Identities shift. The thing that paid the bills at 25 won't always at 45.

Instead, design systems for yourself that are flexible, self-corrective, adaptable. Let failure and change be inputs to your growth instead of threats to it.

That's exactly what the habits in this letter do. The morning training is a feedback loop — you see how your body feels, and adjust without willpower having to carry the load. The post-mortem after a project is a feedback loop — you write down the one thing you'd do differently next time, and you actually do it. A diverse social circle is a feedback loop — your friends become the audit that keeps you honest.

A handful of practical things I'd point you toward:

Invest in index funds, not individual stocks. Markets are messy. Companies fail. The fund corrects itself — strong companies rise inside it, weak ones drop out, without you having to predict anything.

Track your habits with data, not vibes. Vague resolutions break. Data shows you where the actual gaps are.

Build automatic post-mortems into your projects. After each one, ask: what worked, what didn't, what's the one thing I'd change next time? Then actually change it.

Diversify your inputs. The people you talk to, the books you read, the cities you spend time in. Echo chambers are fragile by construction.

Cap your decision time on reversible choices. For anything you can walk back from, decide quickly and adjust. Save the long deliberation for irreversible decisions only.

None of these are dramatic. None of them are clever. They're just systems that bend instead of break — and they all get built from the same raw material as the small daily habits earlier in this letter. Discipline. Reliability. Curiosity. Honesty with yourself.

What I'm still working on

I want to be honest with you, kids. I don't have any of this fully figured out.

I still skip the gym sometimes. I still scroll when I should be reading. I still break the small promise to myself more days than I'd like to admit. I had a stretch in my mid-twenties where almost none of these habits were running, and the cost of that stretch is still being paid, slowly, in the form of a body and mind I'm now repairing one Tuesday at a time.

The difference between who I am now and who I was at twenty-two isn't that I always get the small choices right. It's that I see them clearly now as the actual game. The grand decisions get most of the attention. The small ones do most of the work.

We tend to imagine life as something that happens in milestones — graduations, promotions, weddings, breakthroughs. But the real life happens between the milestones. In the quiet repetitions. The daily votes. The little laws you enforce when no one is keeping score.

If you remember nothing else from this letter, kiddos, remember this:

Small choices compound. They build habits. Habits build character. Character builds destiny. And the system they build — the one that quietly self-corrects, absorbs shocks, and gets stronger over time — is the one that will carry you through everything else.

So move with intention. Keep your promises. Leave things better than you found them. And on the mornings the alarm goes off in the dark and you don't want to get up — get up anyway, sometimes. Not always. Just often enough that the version of yourself you're trying to become can recognize you when he meets you in the mirror.

Because in the end, your future won't be shaped by what you dream. It'll be shaped by what you do, quietly and consistently, when no one is watching.

Love,

Dad