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

"The experimental analysis of behavior has shown that the traditional concept of 'inner man' is a fiction."

"A scientist may not be sure of the answer, but he's often sure he can find one. And that's a condition which is clearly not enjoyed by philosophy."

"The struggle for freedom is not a struggle for independence from control, but for control by oneself."

"Society attacks early, when the individual is helpless."