成功的真正标准是让土地比我们发现时更好。

人不仅是自然的存在，也是历史的存在。

A book is a version of the world. If you do not like it, ignore it; or offer your own version in return.

我打网球不是为了金钱或名声，而是因为我热爱它。

My parents are my backbone. Still are. They’re the only group that will support you if you score zero or you score 40..

对于每一位专家，都会有一个同等的或者完全相反的专家。但对于每一个事实，并不一定就有一个同等的或者相反的事实存在。

I don't think about age. I think about people's spirit and energy and if they're positive and if they're fun to be around.

The joy of mathematics comes from the moments of clarity when complex things become simple.

领导力就是解决问题。当士兵们不再向你提出问题时，就是你停止领导他们的那一天。

我由衷地高兴，我的任期即将结束。