to study two hundred people in depth, and they found that the more materialistic you become, the shorter your relationships will be, and the worse their quality will be. If you value people for how they look, or how they impress other people, it’s easy to see that you’ll be happy to dump them if someone hotter or more impressive comes along. And at the same time, if all you’re interested in is the surface of another person, it’s easy to see why you’ll be less rewarding to be around, and they’ll be more likely to dump you, too. You will have fewer friends and connections,12 and they won’t last
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