没有思想的自由，就没有真正的自由。

Choose the life that is most useful， and habit will make it the most agreeable.

我们每一次的观察都是向解开宇宙之谜迈近的一步。

A mathematician's work is mostly a solitary pursuit, but it is also deeply collaborative.

在危机时期，透明度和果断行动能建立信任。