A book about trading & decision-making

You Don't Need to Know

A leverage trading framework for independent traders. Stop predicting price. Trade risk, build the structure, and let the unknown pay.


Richard Pommier · 10 concepts · Trading risk · Trade structure · Discipline

Cover of You Don't Need to Know by Richard Pommier

The concepts

The framework in ten slides

One argument in ten steps, from the trader's mistakes to the structure that replaces prediction.

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Introduction

Eighty to ninety percent of independent leverage traders lose money. Not because they know too little. Because they believe they know. This is a framework built on the opposite idea: you don't need to know.

The Fallacy of Knowledge

The market's path cannot be known. Yet we act as if it could. As Nobel laureate Daniel Kahneman put it: what you see is all there is. Then we find good stories to explain the past, so it feels inevitable. And from that false understanding of the past, we believe we can predict the future. Those expectations become positions. Losing trades are held. Contrary price is dismissed as noise.

Your Own Unknown

So, what do we actually know? Not the future. Not the value of price. Not the path. Two traders look at the same chart, and they see two different markets. Each of us draws our own line between known and unknown. The known is expectations wearing certainty.

Emotions Mistaken for Signals

Not knowing feels uncomfortable. The mind fills the gap with feelings: fear, urgency, comfort. They feel like market data. But they are only information about you. The error is taking an emotion for a signal. The price sequence is the only signal.

You Don't Need to Know

You don't know where the market is going. Then, you don't want to know either, because every forecast breeds expectations. And finally, you don't need to know, because the price sequence shows you what is actually happening. Read the price sequence as it unfolds, and act on what is, not on what might be. Your edge is not foresight. It is responsiveness.

Trade Risk, Not Price

Without a forecast, what is left to trade? Risk. You choose a structure, never a direction: an entry, a stop-loss, a realization. You trade a segment, not the move. And risk has a precise meaning: the estimated probability that price reaches your stop-loss before any realization. So, the path matters. Two trades can end at the same price with opposite results. Survive the route, not the destination.

The Cost of Staying in the Game

Without a stop-loss, one adverse move can end the game. But the stop-loss has a price. Touching the stop-loss is far more likely than finishing beyond it, and many stopped trades would have recovered. That is the toll for your survival: small known losses instead of ruin.

Restoring Symmetry

The stop-loss enforces the loss automatically. Nothing enforces the gain. Unrealized profit can vanish. The gain must then be made as binding as the loss. So, lock both sides. Because a mandatory stop-loss demands a mandatory take-profit.

Performance Lies in the Unknown

Yet something must pay for all those small losses. It is the rare trade that runs far beyond what you expected, into the unknown. The unknown is not the risk you tolerate. It is the asset that you trade.

Structure Is the Trade

Take profit, or let it run? Do both. Split the position. The realized portion pays for the runner. And every response is set before the position exists. Structure bounds the cost, never the outcome. It is what lets you stay exposed to the unknown.

Doing the Right Thing

One trade's result proves nothing. Outcomes belong to the market. What belongs to you is conduct: the right expectations, the right thinking, the right behavior, and rules you never break. Not outcome. Conduct.

The book

You Don't Need to Know. A leverage trading framework for independent traders. Available on Amazon.

Part one · The trader

01

The Fallacy of Knowledge

01 / 10 Swipe

All ten slides

"You don't need to know where the market is going. You need an antifragile strategy, the mindset to execute it without interference, and the risk controls to survive long enough for your edge to express itself." You Don't Need to Know · Conclusion
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