Writing is a way of talking without being interrupted.
A good mathematician is one who can see analogies between theorems; a great mathematician is one who can see analogies between analogies.
技术本身并不重要,重要的是你相信人性本善且智慧。
休士顿,鹰号已着陆于静海基地了。
The best way to learn mathematics is to do mathematics.
一本好的图画书就像一个好笑话——需要完美的时机。
写作是一种不被干扰的说话方式。