Plato, Laws 739c

ἄριστοι, ὅπου τὸ πάλαι λεγόμενον ἂν γίγνηται κατὰ πᾶσαν τὴν πόλιν ὅτι μάλιστα· λέγεται δὲ ὡς ὄντως ἐστὶ κοινὰ τὰ φίλων. τοῦτʼ οὖν εἴτε που νῦν ἔστιν εἴτʼ ἔσται ποτέ— κοινὰς μὲν γυναῖκας, κοινοὺς δὲ εἶναι παῖδας, κοινὰ δὲ χρήματα σύμπαντα—καὶ πάσῃ μηχανῇ τὸ λεγόμενον ἴδιον πανταχόθεν ἐκ τοῦ βίου ἅπαν ἐξῄρηται, μεμηχάνηται δʼ εἰς τὸ δυνατὸν καὶ τὰ φύσει ἴδια κοινὰ ἁμῇ γέ πῃ γεγονέναι, οἷον ὄμματα καὶ ὦτα καὶ χεῖρας κοινὰ μὲν ὁρᾶν δοκεῖν καὶ

throughout the whole State the old saying that friends have all things really in common. As to this condition,—whether it anywhere exists now, or ever will exist,—in which there is community of wives, children, and all chattels, and all that is called private is everywhere and by every means rooted out of our life, and so far as possible it is contrived that even things naturally private have become in a way communized, —eyes, for instance, and ears and hands seem to see, hear, and act in common,—