Mathematics is the poetry of logical ideas.

教育就是当一个人把在学校所学全部忘光之后剩下的东西。

创新不仅仅是创造新药；它是关于改变患者的生活。

The rule, or measuring rod, which the behaviorist puts in front of him always is: Can I describe this bit of behavior I see in terms of "stimulus and response"?

理解就是发明。