νᾶφε καὶ μέμνασο ἀπιστεῖν → keep a clear head and remember not to believe a thing (Epicharmus fr. 250)
κέᾰται: κέᾰτο, Ἐπικ. γ´ πληθ. ἐνεστ. καὶ παρατ. τοῦ κεῖμαι.