νέῳ δὲ σιγᾶν μᾶλλον ἢ λαλεῖν πρέπει → it's fitting for a young man to keep silence rather than to speak (Menander)
-ονseguro, firme de Esopo ἑ. καὶ συνετός Vit.Aesop.G.79 (ap. crít.).