"An all encompassing uncertainty on the part of any person is either a sign of utter stupidity or extreme intelligence. Only the not so dumb, or the not so smart, are ever certain about anything."

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And he remembered thinking then that if she died, he was certain he wouldn't cry. For it would be the dying face of an unknown, a street face, a newspaper image, and it was suddenly so very wrong that he had begun to cry, not at death but at the thought of not crying at death, a silly empty man near a silly empty woman.

— Ray Bradbury