只有一毫粗疏处，便认理不真，所以说惟精，不然，众论淆之而必疑；只有一毫二三心，便守理不定，所以说惟一，不然，利害临之而必变。
即使只有一毫粗疏的地方，就不能准确地认识事理，所以说一定要精确。不然，众说纷纭必会产生疑惑；仅存在一丁点杂念，便不能坚守事理，故而必须专心，否则在利害面前必定会经不起考验。
Literature is my Utopia. Here I am not disfranchised. No barrier of the senses shuts me out from the sweet, gracious discourse of my book friends.
"The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter."
The deepest principle in human nature is the craving to be appreciated.
伽罗瓦表示的研究是进入数学隐藏对称性的旅程。