I first set foot in the Warburg Institute at the end of 1969. Before I got there, I studied classical philology at Yale with Eric Havelock, teacher of Marshall McLuhan, and controversial authority on the transition from orality to literacy in ancient Greece. Then I became the assistant of Adam Parry, who continued the work of his father Milman Parry on the role of formulaic oral song in the origins of epic literature. I don’t know whether it was he who first stimulated my concern with the relations between so-called high and low cultures, or whether that began as a result of my upbringing in South Africa, where the distinction between vulgar and popular languages was a daily affair, and where from childhood on I saw the pictographs amidst t...