Home is where, when you have to go there, they have to take you in.

The greatest obstacle to being heroic is the doubt whether one may not be going to prove one's self a fool; the truest heroism is to resist the doubt; and the profoundest wisdom, to know when it ought to be resisted, and when it be obeyed.

Diplomacy is not only about the affairs between nations, it also concerns the fate and future of humanity as a whole.

寻找互反律是数学史上的一个基本主题。

Investing in clean coal technologies isn't an expense—it's an investment in our future.

晏子春秋

一部好电影是让观众带着更多问题而不是答案离开的电影。