The One Entertaining Part of an Otherwise Tedious Lecture given by Simon Critchley
"In a seminar at NYU in 1980, Foucault is reported to have said that the difference between late antiquity and early Christianity might be reduced to the following questions: the patrician pagan asks, "given that I am who I am, who can I fuck?". The Christian asks, "given that I can fuck no-one, who am I?"
(Simon Critchley, "I Want to Die, I Hate my Life - Phaedra's Malaise"; Critchley says the anecdote is from Bernie Flynn).