当基本需求无法保障，任何理想主义都会枯萎。

Find more pleasure in intelligent dissent than in passive agreement, for, if you value intelligence as you should, the former implies a deeper agreement than the latter.

I'm not perfect, but I'm always myself.

No man's knowledge here can go beyond his experience.

挑战在于让不可见的东西变得可见。

一个好的数学家是能看到定理之间类比的人；一个伟大的数学家是能看到类比之间的类比的人。