A failure is not always a mistake, it may simply be the best one can do under the circumstances. The real mistake is to stop trying.
B. F. SkinnerIt has always been the task of formal education to set up behavior which would prove useful or enjoyable later in a student's life.
B. F. SkinnerDeath 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.
B. F. Skinner