strategy that they stop thinking and blindly follow their plan. Markets do unexpected things and you must react when the market and stocks turn against you. In the name of discipline, some rigid investors refuse to admit defeat. Discipline is essential, but you must be realistic enough to realize that your plan could be a losing plan. You have to be flexible enough to change your plan, and your rules, under unusual conditions. Nevertheless, it is not the time to suddenly show flexibility when you are losing money. That is the time to cut those losses
