"An optimist is a person who sees a green light everywhere, while a pessimist sees only the red stoplight... The truly wise person is colorblind."

"The qualities of a great man are vision, integrity, courage, and understanding. To these must be added the utterly essential quality of humility."

"I've never been one to shy away from a challenge."

"The more I study history, the more I am convinced that the only way to avoid repeating the mistakes of the past is to learn from them."

"The problem in defense is how far you can go without destroying from within what you are trying to defend from without."