“I’m useless,” he said resignedly. “I couldn’t breed pigs, I don’t have the faintest idea how to make sausages or forks or mobile phones. I’m surrounded by all this stuff that I eat or use and I couldn’t actually make a single thing—couldn’t even begin to understand how they’re made. If industrial production ceased tomorrow, if all the engineers and the specialist technicians disappeared off the face of the earth, I couldn’t do anything to start things over again. In fact, outside the industrialized world, I couldn’t even survive; I wouldn’t know how to feed or clothe myself, or protect myself
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