Thus it’s clear why most of us don’t dwell on the mystery of great performance. We don’t think it’s a mystery. We’ve got a couple of explanations in our head, and if it ever occurs to us that the first one is clearly wrong, well, the second one is what we really believe anyway. And the nicest thing about the second explanation is that it takes the matter of great performance out of our hands. If we were really a natural at anything, we’d know it by now. Since we’re not, we can worry about other things. The trouble with this explanation—except it isn’t trouble, it’s excellent news—is that it’s
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