个体是唯一的现实。我们越是远离个体，走向关于智人的抽象概念，我们就越可能陷入错误。

The true power of mathematics lies in its ability to reveal hidden patterns and structures in the chaos of the universe.

The less secure a man is, the more likely he is to have extreme prejudice.

公司的文化是由领导者的行动定义的，而不仅仅是他们的言辞。