政府下的人的自由是拥有一个普遍适用的常规生活准则，而不受另一个人的多变、不确定和武断意愿的支配。

I am more interested in what can be done with the knowledge than in the knowledge itself.

The more you know, the more you realize you don't know.

我们要勇于面对挑战，敢于突破自我。