成功不在于你赚了多少钱，而在于你对人们生活的影响。

如果某人试图说服你，想让你认为那不是传销，那么它就是传销。

数学的本质在于它的自由。

Cheerfulness is the best promoter of health and is as friendly to the mind as to the body.

The moment you doubt whether you can fly, you cease forever to be able to do it.

我认为数学之所以有价值，是因为它具有这种令人难以置信的结构，你可以探索和发现。

You can't manage what you don't measure.

对智能的研究必须整合多个学科。

Never let your sense of morals prevent you from doing what is right.