信じることは、時に苦しい。でも、信じることをやめたら、何も始まらない。
相信有时是痛苦的。但如果停止相信，什么都不会开始。
一个公司的文化是由它所能容忍的最糟糕的行为来定义的。
The process of solving a mathematical problem is often more important than the solution itself.
成功不在于你赚了多少钱，而在于你对人们生活的影响。
我不是那种会让对奉献的热爱减少的人。
The ruling class has the means of material production at its disposal; the proletariat has nothing but their labor power.
As you grow older, you will discover that you have two hands, one for helping yourself, the other for helping others.