"Friendship is unnecessary, like philosophy, like art. It has no survival value; rather it is one of those things which give value to survival."

"We never find out the strength of the evil impulse inside us until we try to fight it."

"You cannot solve a problem until you acknowledge that you have one and accept responsibility for solving it."

"One may smile, and smile, and be a villain."

"In peace there's nothing so becomes a man as modest stillness and humility."

"Perfect is the enemy of good."