The man at the top of the intellectual pyramid contributes the most to all those below him, but gets nothing except his material payment, receiving no intellectual bonus from others to add to the value of his time. The man at the bottom who, left to himself, would starve in his hopeless ineptitude, contributes nothing to those above him, but receives the bonus of all of their brains. Such is the nature of the 'competition' between the strong and the weak of the intellect. Such is the pattern of 'exploitation' for which you have damned the strong.
Ayn RandHe, too, stood looking at her for a moment - and it seemed to her that it was not a look of greeting after an absence, but the look of someone who had thought of her every day of that year. She could not be certain, it was only an instant, so brief that just as she caught it, he was turning.
Ayn Rand