If you just set out to be liked, you would be prepared to compromise on anything at any time, and you would achieve nothing.

权力平衡是维持国际体系和平的唯一途径。

道，真实可信，无为且没有形相，可以流传而不可以传授，可以得到却不能够看见；自己便是本根，没有天地之前就已经存在；鬼神天帝因它而化，天地因它而生；在太极之上而不为高，在六合之下而不为深，生在天地之先而不为亘久，长于上古之时却不为老。

The best books are those that make you feel alive.

在安静中观察世界，在闲暇中修炼心性。

"We must constantly challenge our assumptions and be willing to change our minds."

我不是主人，我是奴隶。