The more determinedly I exist, as myself, within the conditions of the time, the more clearly I shall hear the language of the past, the nearer I shall feel the breath of the centuries.

Every man has two lives, and the second starts when he realizes he has just one.

最难的是让事情变得简单。

The best decisions are made when science and tradition work hand in hand.

"Sex is like money; only too much is enough."

学习数学的唯一方法就是做数学。