4.不要找借口推翻原有的决定;投资的致命性错误就是“犹豫不决”和“贪”。市场变化是无情的,不会因为任何人的痴心等待而回转行情。当损失超过50%Or more often, the ultimate investors will be forced to close their positions, or even3By doubling to the point of being in a short position, investors not only lose money but also their courage, and they will also lose confidence in trading as a result.