软弱的人总是急切渴望妥协——决不是坚强的人。
It is the weak man who urges compromise--never the strong man.
The more we study the more we discover our ignorance.
聪明人：在乌云显现出来之前就看到暴风雨即将来临的人。
The true poet is one who can stir the soul with words, who can paint pictures with phrases, and who can make the heart sing with the rhythm of his verse.
Every program is a part of some other program and rarely fits.
I don’t live for the approval of others. I live for myself.
Leadership means making tough decisions even when they are unpopular.
I have already carried out my duty. I have proved the Poincaré conjecture and I have nothing more to do in mathematics.
Your time is limited, so don't waste it living someone else's life.
我唱的每一首歌都是我献给世界的一片真心。