“Imagine a world in which thirty billion humans would live like the people in Asia, cramped into a few cities the size of France, with hundred-story buildings containing a hundred thousand rooms, where water runs for only two hours a day. Most of them would be born, live, and die in ten-unit structures, breathing air supplied by machines and consuming rather unappetizing food made of algae, cellulose, or even insects. Is it any wonder that some feel the urge to destroy everything, if only to avoid a nightmare that has now become inevitable?”