When we are planning for posterity， we ought to remember that virtue is not hereditary.

统治者的暴政和群众的暴政同样令人生畏。

"We are all just trying to do our best in a world that doesn't always make sense."

The more you know, the more you realize you know nothing.

你不应该认为对你来说难以掌握的东西是不可能的，如果是人类可以实现的，就应该认为它是可以实现的。

最好的决策是在数据和经验的交汇处做出的。