The Republic by Plato Part 8 Page 5

forms of government. But these are nondescripts and may be found equally among Hellenes and among barbarians.

Yes, he replied, we certainly hear of many curious forms of government which exist among them.

Do you know, I said, that governments vary as the dispositions of men vary, and that there must be as many of the one as there are of the other? For we cannot suppose that States are made of ‘oak and rock,’ and not out of the human natures which are in them, and which in a figure turn the scale and draw other things after them?

Yes, he said, the States are as the men are; they grow out of human characters.

Then if the constitutions of States are five, the dispositions of individual minds will also be five?