Men become civilized, not in proportion to their willingness to believe, but in proportion to their readiness to doubt.

There are two kinds of companies, those that work to try to charge more and those that work to charge less. We will be the second.

In mathematics, the journey is often more important than the destination.

"The most important thing is to stay customer-obsessed."

数学是提出正确问题然后找到答案的艺术。

某些城市人工制品的永久性赋予了它们纪念碑的品质。