Odysseus and the liberal arts?

Odysseus: Patron Hero of the Liberal Arts: “So how will I present this illiterate pagan Odysseus, a man, moreover, with the additional disadvantage of being a fiction, as the patron saint of liberal arts, the arts of interpretation?”

Since Eva Brann is asking the question, her answer is more than worth hearing. TLDR; if we cannot interpret our own lives, they will be interpreted for us by others. And in that case, why bother living?