Letting go of emotions is something we really have to do when we are angry because when we don't let go of emotions and hold on to those emotions in our minds and hearts we will not be able to solve these problems with a cold mind and we must be able to become good traders. professional in dealing with all problems, we do lose, but we cannot give up, we cannot be emotional, we must be able to rise, we must be able to evaluate every mistake we make.