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"?

Innovation in science often comes from looking at old problems in new ways.

我们总是在寻找答案，但有时问题本身就是答案。

我是个梦想家，但我也是个实干家。

追求知识的旅程永无止境，每一个发现都为新的问题打开了大门。