To lose one parent may be regarded as a misfortune; to lose both looks like carelessness.

The anarchic nature of the international system forces states to compete for power.

On choosing friends: "Life's too short to hang out with people who aren't resourceful."

伟大的团队建立在尊重、信任和共同愿景之上。

A man must strive to do his best, and then accept the consequences with equanimity.

学校是人类的工坊。

互联网是一个创新的平台，但它也需要负责任的使用。