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. SkinnerPunitive measures whether administered by police, teachers, spouses or parents have well known standard effects: (1) escape-education has its own name for that: truancy, (2) counterattack-vandalism on schools and attacks on teachers, (3) apathy-a sullen do-nothing withdrawal. The more violent the punishment, the more serious the by-products.
B. F. Skinner