The Republic by Plato Part 3 Page 90

education: Where would be the use of going into further details about the dances of our citizens, or about their hunting and coursing, their gymnastic and equestrian contests? For these all follow the general principle, and having found that, we shall have no difficulty in discovering them.

I dare say that there will be no difficulty.

Very good, I said; then what is the next question? Must we not ask who are to be rulers and who subjects?

Certainly.

There can be no doubt that the elder must rule the younger.

Clearly.

And that the best of these must rule.

That is also clear.