“There are complications. The first is, how can we be sure what God really thinks? Fundamentalists have that one covered: Scripture says so. But how did the people in Scripture know the signals they were getting were really from God? Abraham thought he was called by God to sacrifice his son on the altar. Abraham figures, “If God says so, I’d better do it.” Our first philosophical query to Abraham is, “What around you, nuts? You hear ‘God” tell you to do a crazy thing, and you don’t even ask for identification?””