"A fundamental principle of information theory is that you can’t guarantee outcomes… in order for an experiment to yield knowledge, it has to be able to fail. If you have guaranteed experiments, you have zero knowledge"

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Science fiction is essentially a kind of fiction in which people learn more about how to live in the real world, visiting imaginary worlds unlike our own, in order to investigate by way of pleasurable thought-experiments how things might be done differently.

— Brian Stableford