I'm not upset that you lied to me, I'm upset that from now on I can't believe you.

The first fruit of this imagination - and the first lesson of the social science that embodies it - is the idea that the individual can understand his own experience and gauge his own fate only by locating himself within his period, that he can know his own chances in life only by becoming aware of those of all individuals in his circumstances.

只为自己活着的人，不值得活在世上。

古人云：“欲工善其事，必先利其器。”要想把事情做好，首先必须要有便利的工具。

我扮演的每一个角色都是我的一部分，每一个角色都教会我一些新的东西。

成功建立在坚持之上，而非捷径。

A true mathematician is always a student, always learning.