If you kept changing the way people saw the world, you ended up changing the way you saw yourself.
You never knew about people, like you never knew how deep a pond was because all you saw was the top.
He was certain he was anorectic, because every time he looked in a mirror he saw a fat man. It was the Archchancellor, standing behind him and shouting at him.
Natural selection saw to it that professional heroes who at a crucial moment tended to ask themselves questions like 'What is my purpose in life?' very quickly lacked both.