The Republic by Plato Part 1 Page 79

I dare say.

And the knowing is wise?

Yes.

And the wise is good?

True.

Then the wise and good will not desire to gain more than his like, but more than his unlike and opposite?

I suppose so.

Whereas the bad and ignorant will desire to gain more than both?

Yes.

But did we not say, Thrasymachus, that the unjust goes beyond both his like and unlike? Were not these your words?

They were.

And you also said that the just will not go beyond his like but his unlike?