If you’re thinking about a world that could arise in a lawful way, but whose probability is a quadrillion to one, and something very pleasant or very awful is happening in this world . . . well, it does probably exist, if it is lawful. But you should try to release one quadrillionth as many neurotransmitters, in your reward centers or your aversive centers, so that you can weigh that world appropriately in your decisions. If you don’t think you can do that . . . don’t bother thinking about it. Otherwise you might as well go out and buy a lottery ticket using a quantum random number, a strategy
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