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"?

The best stories are those that stay with you.

实现明天的唯一限制是我们今天的怀疑。

The difference between literature and journalism is that journalism is unreadable and literature is not read.

在个体中，疯狂是罕见的；但在团体、党派、国家和时代中，它却是常规。