ποταμῷ γὰρ οὐκ ἔστιν ἐμβῆναι δὶς τῷ αὐτῷ → it is impossible to step twice in the same river, you cannot step twice into the same rivers
robbery, theft: P. and V. κλοπή, ἡ.
love of base gain: P. and V. αἰσχροκέρδεια, ἡ.
exaction: P. πρᾶξις, ἡ, εἴσπραξις, ἡ.