Dante encounters seven popes in the Divine Comedy, five in hell, one in purgatory and one in paradise - that last being Saint Peter. His condemnation of individual popes and, I think, the papacy is extraordinarily strong and discomforting to relate. But was it all revenge? Did he fall for the politics too? Or was his message one of renewal, revival and reunion with God? Dante was concerned about salvation, the role of women and friars, the love of the gospel, and the fate of Christian...