The Republic by Plato Part 8 Page 23

watering and nourishing the rational principle in his soul, the others are encouraging the passionate and appetitive; and he being not originally of a bad nature, but having kept bad company, is at last brought by their joint influence to a middle point, and gives up the kingdom which is within him to the middle principle of contentiousness and passion, and becomes arrogant and ambitious.

You seem to me to have described his origin perfectly.

Then we have now, I said, the second form of government and the second type of character?

We have.

Next, let us look at another man who, as Aeschylus says,

‘Is set over against another State;’

or