Introduction Recently experienced floating profit drawdown, hence this article, for reference only. Chapter 1: The Game Between Trading Psychology and Market Mechanisms In the vast ocean of financial trading, floating profit drawdown—commonly known as "profit retracement" or "rollercoaster" market conditions—constitutes one of the most psychologically devastating challenges in a trader's career. "When floating profits are quite good, but the market suddenly takes a sharp turn, cutting profits in half, this process is extremely painful and depressing" is not just an isolated individual experience but a highly typical psychological phenomenon in behavioral finance...