You’ve probably been in a similar conundrum yourself. You’ve had an awful day—the cat peed on the rug, the dog peed on the cat, the washing machine is busted, World Wrestling has been preempted by Masterpiece Theatre—and you naturally feel out of sorts. If at that moment you try to imagine how much you would enjoy playing cards with your buddies the next evening, you may mistakenly attribute feelings that are due to the misbehavior of real pets and real appliances (“I feel annoyed”) to your imaginary companions (“I don’t think I’ll go because Nick always ticks me off”). Indeed, one of the
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