“For there is no light of justice or temperance, or any of the higher ideas which are precious to souls, in the earthly copies of them: they are seen through a glass, dimly…” Socrates and his earnest friend Phaedrus, enjoying the Athenian equivalent of a lunchtime stroll in the park, exchange views on love and on the power of words, spoken and written. Phaedrus is the most enchanting of Plato’s Erotic dialogues (capitalised in honour of the god). The barefoot philosopher urges an eager young acquaintance – who has allowed his lover’s oratorical skills to impress him overmuch – to re-examine...