We must recognize the fact that many Nazis, Marxists and Fascists believe passionately in their fundamental rightness, and allow nothing to hinder them from their goal in the pursuit of their mission.
“If a speculator is correct half of the time, he is hitting a good average. Even being right 3 or 4 times out of 10 should yield a person a fortune if he has the sense to cut his losses quickly on the ventures where he is wrong.”