Something doing every minute' may be a gesture of despair-or the height of a battle against boredom.

We have seen that in certain respects operant reinforcement resembles the natural selection of evolutionary theory. Just as genetic characteristics which arise as mutations are selected or discarded by their consequences, so novel forms of behavior are selected or discarded through reinforcement.

Do not intervene between a person and the consequences of their own behavior.

Many instructional arrangements seem "contrived," but there is nothing wrong with that. It is the teacher's function to contrive conditions under which students learn. It has always been the task of formal education to set up behavior which would prove useful or enjoyable later in a student's life.

A person's genetic endowment, a product of the evolution of the species, is said to explain part of the workings of his mind and his personal history the rest.

The one fact that I would cry form every housetop is this: the Good Life is waiting for us - here and now.

It is not a question of starting. The start has been made. It's a question of what's to be done from now on.