For Aristotle, goodness is a kind of prospering in the precarious affair of being human.
Terry EagletonEvil is unintelligible. It is just a thing in itself, like boarding a crowded commuter train wearing only a giant boa constrictor. There is no context which would make it explicable.
Terry EagletonWhat persuades men and women to mistake each other from time to time for gods or vermin is ideology. One can understand well enough how human beings may struggle and murder for good material reasons - reasons connected, for instance, with their physical survival. It is much harder to grasp how they may come to do so in the name of something as apparently abstract as ideas. Yet ideas are what men and women live by, and will occasionally die for.
Terry Eagleton