世界上发生的任何事情，其意义无非是某些极大或极小值。

不经历风雨，怎么见彩虹。

"The truth is rarely pure and never simple."

The greatest obstacle to being heroic is the doubt whether one may not be going to prove one's self a fool; the truest heroism is to resist the doubt, and the profoundest wisdom to know when it ought to be resisted, and when it be obeyed.

永远面朝阳光，阴影就会落在你身后。

伟大的公司建立在伟大的产品之上，而伟大的产品来自充满激情的人。

The Internet is a global resource that should be managed in the public interest.