Children learn how to make good decisions by making decisions, not by following directions - Alfie Kohn

Someone who thinks well of himself is said to have a healthy self-concept and is envied. Someone who thinks well of his country is called a patriot and is applauded. But someone who thinks well of his species is regarded as hopelessly naïve and is dismissed.

Rewards and punishments are not opposites at all; they are two sides of the same coin. And it is a coin that does not buy very much.

Punishment and reward proceed from basically the same psychological model, one that conceives of motivation as nothing more than the manipulation of behavior.