The Republic by Plato Part 9 Page 32

the words be added.

Then this, I said, will be our first proof; and there is another, which may also have some weight.

What is that?

The second proof is derived from the nature of the soul: seeing that the individual soul, like the State, has been divided by us into three principles, the division may, I think, furnish a new demonstration.

Of what nature?

It seems to me that to these three principles three pleasures correspond; also three desires and governing powers.

How do you mean? he said.

There is one principle with which, as we were saying, a man learns, another with which he is angry; the third, having many