在数学中，最简单的问题往往导致最深刻的发现。

"Love and loss are two sides of the same coin; you can’t have one without the other."

People, even more than things, have to be restored, renewed, revived, reclaimed, and redeemed; never throw out anyone.　　

The biggest risk is not taking any risk. In a world that's changing quickly, the only strategy that is guaranteed to fail is not taking risks.

工作与生活的平衡不是个人问题，而是需要系统性解决的结构性问题。