Golf is a puzzle without an answer. I've played the game for 50 years and I still haven't the slightest idea of how to play.

The most important questions in life often have no answers, and we must learn to live with them.

最终，我们记住的不是敌人的话语，而是朋友的沉默。

A good mathematician is not one who knows all the answers, but one who asks the right questions.

唯一真正的监狱是恐惧，唯一真正的自由是从恐惧中解脱。

和一个道德品质败坏的人，无法完成一桩好交易。