" For, medicine being a compendium of the successive and contradictory mistakes of doctors, even when we call in the best of them the chances are that we may be staking our hopes on some medical theory that will be proved false in a few years. So that to believe in medicine would be utter madness, were it not still a greater madness not to believe in it, for from this accumulation of errors a few valid theories have emerged in the long run. "

― Marcel Proust , The Guermantes Way