The great tragedy of Science—the slaying of a beautiful hypothesis by an ugly fact.  

在一个不断试图让你成为别人的世界里，做你自己是最大的成就。

Every aspect of learning or any other feature of intelligence can in principle be so precisely described that a machine can be made to simulate it.

实现明天的唯一限制是我们今天的疑虑。

真正的成功来自于产生积极影响，而不仅仅是盈利。