"Writing is a way of talking without being interrupted."
You must be the change you wish to see in the world.
如果你不固执,就会过早放弃试验。如果你不灵活,就会头撞南墙,而无法另辟蹊径解决当下难题。
阅读就是睁着眼睛做梦。
对验证的渴望是可以理解的,但并不总能得到满足。
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
数学不是关于数字、方程、计算或算法的:它是关于理解的。