领导力不是掌控他人，而是照顾好你负责的人。
A good novel tells us the truth about its hero; but a bad novel tells us the truth about its author.
好的小说告诉我们关于其主角的真相；而坏的小说告诉我们关于其作者的真相。
In the end, we will remember not the words of our enemies, but the silence of our friends.
证明是一种用于使他人相信数学陈述为真的工具。