"The environment not only selects behavior, it maintains it."

"We are beginning to see that the problem is not to free men, but to design the kind of culture in which they will be naturally good."

"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 only difference between rats and people is that rats learn from experience."

"We are moving toward a world in which the word 'freedom' will become obsolete."