All of us will at some point in time come across an investment opportunity where we can be fairly certain of price movement. The problem is, most people have t

All of us will at some point in time come across an investment opportunity where we can be fairly certain of price movement. The problem is, most people have trouble playing even when they are not certain, or even telling if they are certain. Nor can they discipline themselves to get out of a bad situation. The people who trade successfully all have very high understanding of when to play, and high emotional control.