τὸ μὴ γὰρ εἶναι κρεῖσσον ἢ τὸ ζῆν κακῶς → for it is better not to exist than to live in misery
enseñar abs. θεμελίους ἐπιτιθέναι καὶ διδασκαλεύειν Cat.Cod.Astr.11(2).158.2.