The Republic by Plato Part 1 Page 82

have?

Nothing in the world, I said; and if you are so disposed I will ask and you shall answer.

Proceed.

Then I will repeat the question which I asked before, in order that our examination of the relative nature of justice and injustice may be carried on regularly. A statement was made that injustice is stronger and more powerful than justice, but now justice, having been identified with wisdom and virtue, is easily shown to be stronger than injustice, if injustice is ignorance; this can no longer be questioned by any one.

But I want to view the matter, Thrasymachus, in a different way: You would not deny that a state may be unjust and may be unjustly attempting to enslave other states, or may have already enslaved