To say that... behaviors have different 'meanings' is only another way of saying that they are controlled by different variables.

Problem-solving typically involves the construction of discriminative stimuli

The severest trial of oppression is the constant outrage which one suffers at the thought of the oppressor. What Jesus discovered was how to avoid the inner devastations. His technique was to practice the opposite emotion... a man may not get his freedom or possessions back, but he's less miserable. It's a difficult lesson.

No theory changes what it is a theory about. Nothing is changed because we look at it, talk about it, or analyze it in a new way. Keats drank confusion to Newton for analyzing the rainbow, but the rainbow remained as beautiful as ever and became for many even more beautiful. Man has not changed because we look at him, talk about him, and analyze him scientifically. ... What does change is our chance of doing something about the subject of a theory. Newton's analysis of the light in a rainbow was a step in the direction of the laser.

The evolution of cultures appears to follow the pattern of the evolution of species. The many different forms of culture which arise correspond to the "mutations" of genetic theory. Some forms prove to be effective under prevailing circumstances and others not, and the perpetuation of the culture is determined accordingly.

Behavior is shaped and maintained by its consequences

Death does not trouble me. I have no fear of supernatural punishments, of course, nor could I enjoy an eternal life in which there would be nothing left for me to do, the task of living having been accomplished.