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In On Desire, Professor Irvine offers the following thought experiment: Suppose you woke up one morning to discover that you were the last person on earth: during the night, aliens had spirited away everyone but you. Suppose that despite the absence of other people, the world’s buildings, houses, stores, and roads remained as they had been the night before. Cars were where their now-vanished owners had parked them, and gas for these cars was plentiful at now-unattended gas stations. The electricity still worked. It would be a world like this world, except that everyone but you was gone. You would, of course, be very lonely, but let us ignore the emotional aspects of being the last person, and instead focus our attention on the material aspects. In the situation described, you could satisfy many material desires that you can’t satisfy in our actual world. You could have the car of your dreams. You could even have a showroom full of expensive cars. You could have the house of your dreams – or live in a palace. You could wear very expensive clothes. You could acquire not just a big diamond ring but the Hope Diamond itself. The interesting question is this: without people around, would you still want these things? Would the material desires you harbored when the world was full of people still be present in you if other people vanished? Probably not. Without anyone else to impress, why own an expensive car, a palace, fancy clothes, or jewelry? Irvine continues to suggest that, alone in this imagined world, you might try these luxuries for a while but would soon, for example, find a dwelling that was easy to maintain rather than live in a palace, obtain clothes that were comfortable rather than expensive, and would probably lose all interest in your appearance. The thought experiment shows that we choose our lifestyles – our houses, our clothes, our watches – with other people in mind. One way or another, we project a style designed
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