In Plato’s Symposium, the most famous dialogue on the philosophy of love, the person who actually delivers the theory of love isn’t Plato…and it isn’t Socrates either. It’s a woman named Diotima of Mantinea. According to the dialogue, Socrates says he once learned everything he knows about love (Eros) from her. She’s the one who introduces the idea of the “Ladder of Love” the journey from physical attraction to the love of wisdom and truth itself. For centuries, that philosophy has been remember