Why does a small position always make money, but adding to it starts losing? The most heartbreaking thing isn’t being wrong, but testing the waters and earning enough for a meal, only to go heavy and lose half a year’s salary. I used to think it was just bad luck: when I had a small position, the market moved in my favor; when I got serious and went big, the market turned against me. Later, after reviewing my trades, I realized it wasn’t just the position size that changed—my trading methods secretly changed too. With a small position, I could wait through pullbacks and exit when signals failed. But with a heavy position, every red candle felt like it was eating into my living expenses. I used to look at the 4-hour trend, but suddenly I’d be glued to the 1-minute fluctuations. A normal pullback would make me panic and sell, only to chase back in after a rebound. The trend didn’t change, but I ended up losing money by over-trading. What’s even sneakier is that after a few successful test trades, I often missed the most comfortable entry point. By the time I finally “confirmed” the trend and increased my position, the price was already further from the invalidation point. The same amount of coins now carried much higher risk. Making money with small positions only proves those trades were effective; it doesn’t prove you can stick to the same rules when you scale up tenfold. What really needs to be tested is whether larger amounts will pressure you into changing your plan. Remember: increasing your position size isn’t just a button to amplify profits. If it’s big enough to change your behavior, then you’re no longer trading the same setup.