πάντα χωρεῖ καὶ οὐδὲν μένει καὶ δὶς ἐς τὸν αὐτὸν ποταμὸν οὐκ ἂν ἐμβαίης → all things move and nothing remains still, and you cannot step twice into the same stream
μουσότευκτος: -ον, ὁ ὑπὸ τῶν μουσῶν ποιηθείς, ἄγαν εὔμορφος, Κοσμᾶς ἐν Spic. Rom. τ. 2, σ. 214.