Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
数学不是关于数字、方程、计算或算法:它是关于理解的。
成功的配方:少承诺,多给予。
发现说谎者悖论及相关悖论使人们认识到,直觉上的真理概念并不像乍看起来那么简单。
I am too intelligent, too demanding, and too resourceful for anyone to be able to take charge of me entirely. No one knows me or loves me completely. I have only myself.