"I deny that I have ever attacked anyone's dignity. I have attacked the concept of dignity as a causal agent."

"The science of behavior is not interested in what goes on inside the organism, but in what the organism does."

"A first principle of behavior is that it is shaped by its consequences."

"If we are to solve the problems that face us, we must get rid of the notion that we are independent agents, free to do as we please."

"The trouble with most people is that they're not prepared to live in a world without punishment."