最大的胜利是最难实现的那些。

一本伟大的书是那种让你改变的书，它给你带来对生活的新视角和对人类状况的更深理解。

We recognized early on that smart people do very dumb things, and we wanted to know why and who, so that we could avoid them.

Customer satisfaction should always be at the heart of every decision.

数学是一门活生生的学科，随着新思想的出现而不断发展。