Introduction -- Pythagorean overture -- Phaedo -- Blindness -- Anaxagoras -- Socrates' second sailing -- Parmenides -- Socrates and Zeno -- Socrates' ideas -- The challenge of Parmenides -- Ideas and the one -- Symposium -- Erotic ascent -- The in-between -- The genealogy of Eros, or the philosopher -- Possession and generation -- Eros and ideas -- Phaedo -- Safety -- Soul and ideas.