Why we love equality and hate those who cheat

The hidden factor behind our sense of fairness is a desire to negotiate our way through lifeA four-year-old girl sees three biscuits divided between a stuffed crocodile and a teddy bear. The crocodile gets two; the bear one. “Is that fair?” asks the experimenter. The girl solemnly judges that it is not. “How about now?” asks the experimenter, breaking the bear’s single biscuit in half. The girl cheers up: “Oh yes, now it’s fair. They both have two.&rdquo