世界所有的前进动力都归功于不安分的人;幸福的人不可避免地把自己限制在古老的界限内。
The world owes all its onward impulses to men ill at ease; the happy man inevitably confines himself within ancient limits.
The art of teaching consists in large part of the ability to awaken the natural curiosity of young minds and to satisfy it with the nourishment of knowledge.
I don’t play tennis for money or fame. I play because I love it.
每天早上醒来,我都会对自己说:“活着就是一种幸福。”