βωμὸν Ἀριστοτέλης ἱδρύσατο τόνδε Πλάτωνος, ἀνδρὸς ὃν οὐδ' αἰνεῖν τοῖσι κακοῖσι θέμις → Aristotle had this altar of Plato set up — Plato, a man whom the wicked dare not even mention in praise
make a thing sure: P. βεβαιοῦν.
ratify: P. and V. κυροῦν, ἐπικυροῦν, ἐμπεδοῦν (Plato, also Ar.).
encourage: P. and V. θρασύνειν, θαρσύνειν, P. ἐπιρρωνύναι; see encourage.