B. F. Skinner

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.

The consequences of an act affect the probability of its occurring again.

The environment will continue to deteriorate until pollution practices are abandoned.

I was a really bad teenager and I got my tongue pierced. I don't even remember where I did it, but it was under very surreptitious circumstances.

It's a terrifying thing to be perhaps 16 or 17 and feel like you are a failure and a has-been.

As a young boy, I did a lot of foolish things. I made a lot of mistakes. And you live and learn.