What was funny about ancient jokes, and why? Why did the Roman state legislate to curb the behaviour of its obscenely rich and powerful elite, if it never really expected such laws to be obeyed? Why did it oppress the poor, and lavish public child support on them? These are important questions, but ancient Greeks and Romans could never have thought of them. They never questioned the right of the rich to be rich. They could not improve their understanding of Homeric gift-giving with the experience of ritualized friendship among the Trobriand islanders. Such questions and such answers can only...