Δελφῖνα νήχεσθαι διδάσκεις: ἐπὶ τῶν ἐν ἐκείνοις τινὰ παιδοτριβούντων, ἐν οἷς ἤσκηται → Teaching dolphins to swim: is applied to those who are teaching something among people who are already well versed in it
Raubgier, cupiditas rapinarum od. praedae od. praedae ac rapinarum (Begierde nach Räubereien, Beute). – rapacitas (räuberische Gesinnung, Raubbegierde). – aus R., ob praedam; spoliandi cupidine.