"Almost all thinking people agree that you should not have probability 1 (or 0) for any event, other than one demonstrable by logic, like 2 x 2 = 4."

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Most of the software I sell runs on mainframes and supercomputers, and is used by multinational corporations and governments. You may not get to see that, but if I have done it properly, hopefully it will make the events in your life transpire more smoothly.

— Frederick Lenz