The power of mathematics lies in its generality and abstraction.

I am not interested in what is called success. I am interested in the process of achieving it.

"你越是试图理解谎言，就越少知道。"

每个故事都是一次旅程，每次旅程都会改变旅行者。

International politics is a ruthless and dangerous business, and it is foolish to expect states to behave according to moral principles.

"Even the strongest spirit can be broken with love."

风险管理不是消除风险，而是在可接受的范围内理解和控制风险。