Most men lead lives of quiet desperation.

I think the most important thing is to be honest and truthful with what you say and what you do.

The only thing that can stop you is you.

不要看时钟；做它正在做的事。继续前进。

The key to successful market design is anticipating how participants will behave under different rules.

你对某件事了解得越多，它就会变得越有趣。