打量别人的弱点很容易。打量自己的弱点很难，但却会给你更高的回报。

知足者常乐，追求无止境的欲望永无满足。

"War is peace. Freedom is slavery. Ignorance is strength."

"The best way to lead is to serve."

A mathematician's work is never done; there are always new questions to explore and new mysteries to uncover.

在谷物生产中，耐心不仅是一种美德，更是必需品。

The future of mining lies in balancing profitability with environmental responsibility.

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

写作是一种勇气，敢于面对自己的内心和世界的真相。