Do we need better moral education? Polls show we are all more stressed, angrier, and nastier to others. Some think the only solution is to start teaching people moral principles.
The real reason people are so mean
Practicing ethics: Aristotle (right) is said to have disagreed with Plato's (left) idea that to be virtuous you needed training in science and mathematics to understand goodness. Instead, he focused on wisdom to understand how we should act in different situations.