The poor dream all their lives of getting enough to eat and looking like the rich. And what do the rich dream of? Losing weight and looking like the poor.

It may be unfair, but what happens in a single day can change the course of a whole lifetime.

网络更像是一种社会创造，而不是技术创造。我设计它是为了社会效应——帮助人们一起工作——而不是作为一种技术玩具。

Take away love and our earth is a tomb.

我不让任何人暗淡我的光芒。

发展经济学最终是为了改善人们的生活。