A Doubter's Guide to the Ten Commandments: How, for Better or Worse, Our Ideas about the Good Life Come from Moses and Jesus

The Ten Commandments have influenced non-religious Western culture more than it might imagine. This guide to the famous rules does more than explain what they are or what they say, but why we need them.

This moral code in the Old Testament of the Bible—from which sprang ideas of justice, compassion, human rights, and freedom—has had such a strong impact on our society that it seems to represent what most of us think of as basic ethical reasoning. Even atheists like Richard Dawkins have offer...