Just in terms of allocation of time resources, religion is not very efficient. There's a lot more I could be doing on a Sunday morning.
I don't do things for the reaction or the accolade. I do things because I love doing them.
数学不是一项观赏性运动。你必须亲自去做才能理解它。
Time is a river that flows backward as much as it flows forward.
这本书的前提是，识别别人的错误比识别自己的错误更容易。
The soul that has conceived one wickedness can nurse no good thereafter.