The world is all the richer for having a devil in it, so long as we keep our foot upon his neck.
阅读，阅读，再阅读。什么都要读。
生活不是关于你不能做什么，而是关于你能做什么。
"Art is the reflection of the soul of a nation."
Life is too short to waste time hating anyone.
学习数学的最好方法就是去做数学。