"'Ingenious you certainly were - like monkeys. But you neglected your philosophers - to your own ruin. Each new discovery was a toy. You never considered its true worth. You just pushed it into your system - a system already suffering from hardening of the arteries. And you were a greedy people. You took each discovery as if it were a bright new garment, but when you put it on you wore it over your old, verminous rags. You had grave need of disinfectants.'"