The greatest obstacle to being heroic is the doubt whether one may not be going to prove one's self a fool; the truest heroism is to resist the doubt, and the profoundest wisdom to know when it ought to be resisted, and when it be obeyed.
Before you are old, attend as many funerals as you can bear, and listen. Nobody talks about the departed’s achievements. The only thing people will remember is what kind of person you were while you were achieving.