I Couldn't Make Myself Admit I Was Wrong
The hardest problem I faced building this was not technical. It was the deeply human difficulty of admitting, in real time and with something on the line, that I was wrong — and the longer I refused to admit it, the more that refusal cost. For a long stretch, my single biggest adversary was not the market, not the math, not any bug. It was my own unwillingness to be wrong out loud, with consequences, while it was still cheap to be.
This is not a comfortable thing to write about, because it is not a story about cleverness. It is a story about a very ordinary weakness, and how much of my early effort went into engineering around it rather than overcoming it.
The asymmetry of being wrong
The situation, stripped to its bones, is brutally simple. When a position you have taken starts going against you, you face a choice: accept the small loss now, or hold on and hope. Accepting the loss means admitting, concretely and immediately, that you were wrong. That admission is emotionally expensive in a way that has nothing to do with the actual size of the loss.
Holding and hoping, by contrast, costs nothing in the moment. It even feels virtuous — like conviction, like loyalty to your earlier reasoning, like patience. And there is the whole trap, laid out plainly: the emotionally cheap option and the financially ruinous option are, far too often, the exact same option. Everything in you wants to choose it, and everything in you is wrong.
Hope is not a plan, but it impersonates one
When something moved against me, I discovered I was a remarkably gifted storyteller. It would come back. This was just temporary noise. The original reasoning was still sound; the world simply had not caught up to it yet. Each of these stories did one job exceptionally well: it let me avoid the small, definite, immediate pain of being wrong right now.
But it bought that relief at a terrible exchange rate. In return for dodging a small certain loss, I was accepting exposure to a large, unbounded, indefinite one. I was, over and over, trading a known and survivable cost for a chance at a much greater and possibly unsurvivable one — which is precisely the opposite of what any sane risk-taker should do. And it never felt like that in the moment. In the moment, it felt like hope, and hope is a wonderful disguise for avoidance.
Sunk cost in a costume
It got worse the more I had already poured in. The more time I had spent on a view, the more conviction I had built around it, the more I had quietly staked my sense of myself on it being correct — the harder it became to let it go. Effort that was already spent and gone, that should have had no bearing whatsoever on the next decision, kept reaching forward to corrupt it.
I was, in effect, spending present resources to defend past versions of myself. The decision in front of me deserved to be judged only on what lay ahead, but I kept dragging in everything I had already sunk, as though abandoning the position would retroactively waste it. It would not have. The waste had already happened. I was just adding to it out of pride.
My feelings had the prices exactly inverted
Underneath all of this is a well-known quirk of human wiring: a certain small loss feels far worse than its actual magnitude deserves, while an uncertain large loss feels abstract, distant, and strangely unthreatening. My emotions, in other words, were not merely unhelpful here. They were systematically, almost perfectly, inverted.
The choice that was cheap and wise — take the small loss, move on — was the one that felt the most painful. The choice that was expensive and reckless — cling on and hope — was the one that felt the most comfortable. I could not trust my own sense of what hurt, because my sense of what hurt was pointing exactly the wrong way. Following my feelings was not just suboptimal; it was a reliable method for choosing the worse path.
Why I had to remove myself from the decision
This is the realization that ended up reshaping how I thought about the entire project. In the specific moment of being wrong — the exact moment a clear-eyed decision mattered most — I was the least capable of making one. The emotional cost of admission was highest precisely when admitting was most important.
So the fix was never going to be “feel less” or “be more disciplined in the moment,” because the moment was where I was weakest. The fix was to take the decision out of my own hands at the time I was least able to be trusted with it. Decide the rule while calm and detached; obey the rule when anxious and invested. A large part of what I was really building, I came to understand, was something to protect me from the version of myself that shows up when a position is underwater and the stories start.
Wrong fast is cheap; wrong slow is ruinous
The reframe that finally helped was realizing that being wrong is not the problem at all. Being wrong is constant, unavoidable, the baseline condition of operating in an uncertain world. Everyone is wrong, often. The problem is not wrongness. The problem is being wrong slowly.
A mistaken view you abandon quickly costs almost nothing — a small loss, a shrug, a lesson. The very same mistaken view, held and defended and hoped over, can cost you everything you have. The distance between a trivial error and a catastrophic one is very often just time: how long you let yourself stay wrong before you admit it. The skill that matters, then, is not being right more often. It is being wrong more cheaply.
The deeper lesson: ego is the most expensive thing you can bring
The single most expensive thing I brought to this whole pursuit was my need to have been right. Every time I let that need outweigh my willingness to respond to what was actually in front of me, reality quietly sent me an invoice, and the invoices were never small.
So now I try to treat the willingness to be wrong — quickly, cheaply, unceremoniously, without making it a referendum on my worth — as one of the most valuable skills in the entire endeavor, and also one of the least natural. It does not come for free, and it never fully stops being hard. But almost everything good that happened later started with the unglamorous act of letting myself be wrong before it got expensive.
— No signals, no returns, not investment advice.