A king has soldiers, servants, messengers, lieutenants. He governs through his servants. Where are the servants of this—Anti-king?
In our minds, lad. In our minds. The traitor, the self; the self that cries I want to live; let the world burn so long as I can live! The little traitor soul in us, in the dark, like the worm in the apple.

Chapter 9, "Orm Embar" (Arren and Ged) - Earthsea Books - The Farthest Shore (1972)