The Republic
How do you think Plato would explain what is wrong with the Boston Marathon or 9/11 terrorists that they committed these immoral acts (how would he explain why they acted immorally)?
opinion,short answer
opinion,short answer
For whatever reason the philosopher-kings have not been able to order the society so that everyone who lives in the society is happy with their station in life. They have not learned how to act morally, so they act against their society