创新是技术或组织新事物的市场引入，而不仅仅是其发明。

一个人直到能够超越个人利益的狭隘局限，关注整个人类的利益，他才真正开始生活。

Jealousy is not a pathology; it's an evolved defense mechanism against threats to reproductive success.

数学的快乐来自于为理解而奋斗。