There is a beautiful scene from the book Invisible Cities by Italo Calvino, and I can’t help but recall it now. Calvino wrote a fable of a city where people’s apartments are connected by threads. The threads are strung from one apartment and across the street or down the block to another apartment. Each thread represents a different kind of relationship. If the people in the two apartments are blood relatives, the threads are black. If they are in business together, the threads are white. If one is the boss of the other, the threads are gray. Eventually, the threads grow so numerous and thick
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