"I couldn’t be in a play because plays are not real life and they are full of people doing things that don’t make sense."

Every object has a shadow story waiting to be told.

热力学第二定律不过是自然界对抗热量扩散的斗争。

The thing that we are trying to do at Facebook, is just help people connect and communicate more efficiently.

数学家的工作永远不会真正完成；总有更多的东西需要探索。

我们对宇宙了解得越多，就越意识到我们不知道的还有很多。

如果不能满足真正农民的需求，最先进的技术也毫无价值。