“One should not pursue goals that are easily achieved. One must develop an instinct for what one can just barely achieve through one's greatest efforts.”

“Even death is not to be feared by one who has lived wisely.”

“I would believe only in a God that knows how to Dance.”

“I wanted to project myself forward to age 80 and say, 'OK, I'm looking back on my life. I want to minimize the number of regrets I have.'”

“A person without a sense of humor is like a wagon without springs. It's jolted by every pebble on the road.”

“Secret operations are essential in war upon them the army relies to make its every move.”