, Columnist
America May Not Be Doomed After All
Vaccinations and stimulus could already be turning things around.
Getting a second wind, maybe.
Photographer: TIMOTHY A. CLARY/AFP/Getty Images
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Humans may be naturally pessimistic because blithely skipping about the prehistoric savannah was a good way to get eaten by a lion. It pays, evolutionarily, to always be thinking of how things could go wrong. But! Pessimism can be bad for you, too, giving you ulcers and making you risk-averse and ungrateful for the things that go right.