真相就像诗歌，而大多数人他妈的根本不喜欢诗歌。
"Truth is like poetry. And most people fucking hate poetry."
民主没有统治世界，你最好把它藏在脑袋里。这个世界被暴力主宰，但我觉得你最好别多这个嘴。
君子重视个人主观努力，不会去指望上天的恩赐，所以每天都会有所进步。
Critical comments by students should be taken in a friendly spirit， accumulation of material should not stifle the student’s independence.
工作吧，在工作中寻找平和与宁静：你在其他任何地方都找不到它。
"In the end, we will remember not the words of our enemies, but the silence of our friends."
Don't walk behind me; I may not lead. Don't walk in front of me; I may not follow. Just walk beside me and be my friend.
Every mathematical problem is a puzzle waiting to be solved, and every solution is a step towards greater understanding.