一句话,先是太胆小,明知错的事却不敢不做;后来也还是太胆小,明知对的事却不敢去做。
Mathematics is the language with which God has written the universe.
"The pursuit of meaning is more important than the pursuit of happiness."
自由不是让你想做什么就做什么,自由是教你不想做什么,就可以不做什么。