"The only thing that is truly eternal is the human spirit."

The past is not dead. It is not even past.

Combinatorics is like the art of counting without actually counting.

当年亨利福特生产出便宜、可靠的汽车时，人们说：“不是吧？马车不也跑得挺好嘛？”福特把宝押在汽车上，他最终获得了成功。

States are rational actors, and they will always act in their own self-interest.

在展示自己时，请记住，印象非常重要。整体形象必须毫无瑕疵。其他人会通过各种线索和端倪，判断你的真实面貌。所以，要重诺守时，要真实诚信，要准备充分。

希腊人给了我们语言中最美丽的一个词，“热情”——内心的神。