Men build society and society builds men.

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.

Science is a willingness to accept facts even when they are opposed to wishes.

But restraint is the only one sort of control, and absence of restraint isn't freedom. It's not control that's lacking when one feels 'free', but the objectionable control of force.

Teachers must learn how to teach ... they need only to be taught more effective ways of teaching.

A child who has been severely punished for sex play is not necessarily less inclined to continue; and a man who has been imprisoned for violent assault is not necessarily less inclined toward violence.

The consequences of an act affect the probability of its occurring again.