Beauty isn’t about looking perfect—it’s about living with confidence.

"Books are the best teachers."

To isolate mental processes from their adaptive context is to misunderstand them completely.

I prefer liberty with danger to peace with slavery.

最大的财富是知足常乐。

The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.

你爱一个人不是"因为"，而是"尽管"；不是爱其优点，而是包容其缺点。

The true test of a mathematical idea is its ability to inspire further questions.

我们开采的土地不属于我们所有，而是由我们管理。