He was born in Greece, the land of Oedipus. A bright and eager neurochemistry major who was taking our course to fulfill a general humanities requirement, Ari (as I’ll call him) was handsome, athletic, good-natured, and presumptively straight. He listened intently as my co-instructor, Dr. Susan Adelman, explained Freud’s early notions of phallic striving and psychosexual development, in which the penis is the object of both boyish anxiety and girlish envy. In Freud’s preliminary view, Susan continued, a girl’s “penis envy” was transformed by a compensatory mechanism of displacement into desire for a baby. Ari raised his hand: “But who wouldn’t rather have a baby than a penis?”