The ideal of behaviorism is to eliminate coercion: to apply controls by changing the environment in such a way as to reinforce the kind of behavior that benefits everyone.

过去是活生生的。

We are all walking around with an evolutionary user's manual in our heads, but most people don't realize it.

"The colony is the place where the project of a new humanity is to be tested, where the dream of a world without borders is to be realized."

Reading is to the mind what exercise is to the body.