Ὑπὸ γὰρ λόγων ὁ νοῦς μετεωρίζεται ἐπαίρεταί τ' ἄνθρωπος → Borne up by words, the mind soars aloft, and we reach the heights (Aristophanes, Birds 1447f.)
verhärten, I) v. tr. durare; indurare. – II) v. intr. durari; durescere. – Verhärtung, duritia; durities.