Plato, Laws 736d

πόλει τῶν ἀρχαίων οὔτε ἐᾶν οἷόν τε ἀκίνητον οὔτʼ αὖ κινεῖν δυνατόν ἐστί τινα τρόπον, εὐχὴ δὲ μόνον ὡς ἔπος εἰπεῖν λείπεται, καὶ σμικρὰ μετάβασις εὐλαβὴς ἐν πολλῷ χρόνῳ σμικρὸν μεταβιβάζουσιν, ἥδε· τῶν κινούντων ἀεὶ κεκτημένων μὲν αὐτῶν γῆν ἄφθονον ὑπάρχειν, κεκτημένων δὲ καὶ ὀφειλέτας αὑτοῖς πολλοὺς ἐθελόντων τε τούτων πῃ τοῖς ἀπορουμένοις

to settle such strife by law, it can neither leave vested interests unaltered nor yet can it in any wise alter them, and no way is left save what one might term that of pious aspiration and cautious change, little by little, extended over a long period, and that way is this:—there must already exist a supply of men to effect the change, who themselves, on each occasion, possess abundance of land and have many persons in their debt, and who are kind enough to wish to give a share of these things to those of them who are in want,