Book excerpt: "What happens if a cleric breaks his vows of sexual abstinence? What happens if the cleric in question does so repeatedly with other men of his vocation? Eleventh-century theologian Peter Damian provides a response. What happens if an author uses metaphor as a metaphor signifying and excoriating male same-sex relations, yet does so in a text showing an exuberant and unabashed orientation towards metaphorical language? Is the author in question rhetorically perpetrating precisely the so-called affront to nature he grammatically denounces? Twelfth-century poet Alain de Lille enacts an ambiguously enigmatic response"--