"Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding."

The price of getting what you want is getting what you once wanted.

写作的行为是一种乐观的行为。如果你觉得这无关紧要，你就不会费心去做。

追求权力是国际体系中各国的首要目标。

I think it's important to be yourself and not try to be someone else.

"The words we use are like the clothes we wear. They can make us look smart or silly, kind or cruel, strong or weak."