The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.
抽象的目的不是模糊，而是創(chuàng)建一個(gè)新的語義層次，在這個(gè)層次上可以絕對(duì)精確。
The market will do what it has to do to prove the majority wrong.
The mathematician does not study pure mathematics because it is useful; he studies it because he delights in it and he delights in it because it is beautiful.
I've always wanted to be a dancer. That was my first love.