Education is what survives when what has been learned has been forgotten.
An important fact about verbal behavior is that speaker and listener may reside within the same skin.
Science is a willingness to accept facts even when they are opposed to wishes.
The consequences of an act affect the probability of its occurring again.
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.
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.