Leverage does not create psychological weaknesses, it only amplifies them. This article analyzes the four types of psychological traps in precious metal trading: loss aversion, FOMO, disposal effect, and retaliatory trading. It also analyzes how to use the rules of setting a stop loss at the beginning of a position, trailing stop loss, and OCO to solidify the calm moment, using equity curve visualization and trading logs to expose behavioral deviations, using multi-account grouping to isolate emotional overflow, and using 0.01 lot micro positions and simulated trading to complete psychological desensitization, so that trading can return from fighting against oneself to calibrating parameters.