数学不是关于数字、方程、计算或算法：它是关于理解的。
"Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding."
如同海水奔流向东，世间万物都在革新中趋向大同境界。
Have the courage to follow your heart and intuition. They somehow already know what you truly want to become.
The spread of liberal democracy around the world is not inevitable, but it is the most likely outcome.
你将要学到的最伟大的事情就是去爱和被爱作为回报。
译文：用钱财交朋友，钱财用完了交情就会断绝；贪美色面结合，到年老色衰时爱情就会消失。
在网球中，心态是最重要的。
好的机制设计能将个人激励与社会目标对齐。