Mathematics is not a spectator sport. You have to do it to understand it.
数学不是一项观赏性运动。你必须亲自去做才能理解它。
建筑师必须是空间的哲学家。
让自己振作起来的最好方式是尝试让别人振作起来。
The most important thing in the programming language is the name. A language will not succeed without a good name. I have recently invented a very good name and now I am looking for a suitable language.