Where do good and evil come from? Some possibilities that have been proposed include evolution, reason, conscience, human nature, and utilitarianism. But as Boston College philosopher Peter Kreeft explains in the video below, none of these can be a source of objective morality.
So where does morality come from? “The very existence of morality proves the existence of something beyond nature and beyond man,” says Kreeft. “Just as a design suggests a designer, moral commands suggest a moral commander. Moral Laws must come from a moral lawgiver.”