What you hear in the forest but cannot see might be a tiger. It might even be a conspiracy of tigers, each hungrier and more vicious than the other, led by a crocodile. But it might not be, too. If you turn and look, perhaps you’ll see that it’s just a squirrel. (I know someone who was actually chased by a squirrel.) Something is out there in the woods. You know that with certainty. But often it’s only a squirrel. If you refuse to look, however, then it’s a dragon, and you’re no knight: you’re a mouse confronting a lion; a rabbit, paralyzed by the gaze of a wolf. And I am not saying that it’s
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