The Republic by Plato Part 9 Page 26

only difference is that he has more slaves.

Yes, that is the difference.

You know that they live securely and have nothing to apprehend from their servants?

What should they fear?

Nothing. But do you observe the reason of this?

Yes; the reason is, that the whole city is leagued together for the protection of each individual.

Very true, I said. But imagine one of these owners, the master say of some fifty slaves, together with his family and property and slaves, carried off by a god into the wilderness, where there are no freemen to help him — will he not be in an agony of fear lest he and his wife and children should be put to death by his slaves?