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've always been very determined, ever since I was a little girl, to make my way.

Why do men fight who were born to be brothers?