Doomsday Predictions

By definition, all but the last doomsday prediction is false. Yet it does not follow, as many seem to think, that all doomsday predictions must be false; what follow is only that all such predictions but one are false.

-Richard A. Posner, Catastrophe: Risk and Response, p. 13.

For more on existential risks, check out Nick Bostrom’s paper explaining what they are.

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