We are all bit-part actors in each other's lives.

Actions are right in proportion as they tend to promote happiness； wrong as they tend to produce the reverse of happiness.

The work is never finished until it's in the world.

一切都是相连的，一切。

在拥有数据之前进行理论化是一个重大错误。

我不断地看到有些人在生活中越过越好，他们不是最聪明的，甚至不是最勤奋的，但他们是学习机器，他们每天夜里睡觉时都比那天早晨聪明一点点。