It is a truth universally acknowledged, that a single man in possession of a good fortune, must be in want of a wife.

We don’t try to time the market. We try to buy things that are cheap.

Learning is not a matter of trial and error, but of insight.

创新不仅仅是创造新产品，更是重新思考如何利用材料以减少浪费。

美好的生活不是没有悲伤，而是在痛苦中能促进我们成长的生活。

数学中真正的挑战不是解决问题，而是提出正确的问题。