一个好的数学家是能看到定理之间类比关系的人。一个伟大的数学家是能看到类比关系之间的类比关系的人。

The free, exploring mind of the individual human is the most valuable thing in the world.

We want to make sure Chinese babies can drink world-class milk powder.

Positive emotions broaden our awareness and encourage novel, varied, and exploratory thoughts and actions. Over time, this broadened behavioral repertoire builds skills and resources.

【讲解】：不怕东西少而怕分配不均匀，不怕贫困而怕不安定。

"The unsaid, for me, exerts great power."

我最喜欢的生活中的事情不花钱。很明显，我们所有人最宝贵的资源是时间。

In the first place God made idiots. This was for practice. Then He made School Boards.