Marius, a sensitive only child of a patrician family, growing up near Luna in rural Etruria, is impressed by the traditions and rituals of the ancestral religion of the Lares, by his natural surroundings, and by a boyhood visit to a sanctuary of Aesculapius. His childhood ends with the death of his mother (he had early lost his father) and with his departure for boarding school in Pisae. As a youth he is befriended by and falls under the influence of a brilliant, hedonistic older boy, Flavianus, who awakens in him a love of literature (the two read with delight the story of Cupid and Psyche in Apuleius, and Pater in due course makes Flavian, who is "an ardent student of words, of the literary art", the author of the Pervigilium Veneris). Flavian falls ill during the Festival of Isis and Marius tends him during his long death-agony (end of 'Part the First'). Grown to manhood, Marius now embraces the philosophy of the 'flux' of Heraclitus and the Epicureanism (or Cyrenaicism) of