对复杂系统的研究告诉我们，简单的规则可以产生令人难以置信的复杂行为。

I used to walk down the street like I was a star... I want people to walk around delusional about how great they can be - and then to fight so hard for it every day that the lie becomes the truth.

The mind is a system of interrelated processes.

阅读的魔力在于它让我们可以活一千次人生。

The joy of discovery is what keeps me motivated after all these years.

了解穷人的真实生活是设计有效政策帮助他们第一步。