Moral Relativism: Big Ideas/Small Books

Moral relativism attracts and repels. What is defensible in it and what is to be rejected? Do we as human beings have no shared standards by which we can understand one another? Can we abstain from judging one another's practices? Do we truly have divergent views about what constitutes good and evil, virtue and vice, harm and welfare, dignity and humiliation, or is there some underlying commonality that trumps it all?

These questions turn up everywhere, from Montaigne's essay on cannibals, t...