一个人若不付出一些无知的代价，就永远不会幸福。

I don't give a damn if you're offended, I don't care.

The essence of mathematics is not to make simple things complicated, but to make complicated things simple.

成功先于工作的唯一地方是在字典里。

人应该谦卑地面对自然。

战争即和平。自由即奴役。无知即力量。