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Everything is theoretically impossible, until it is done. One could write a history of science in reverse by assembling the solemn pronouncements of highest authority about what could not be done and could never happen.
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Robert Anson Heinlein

United States writer of science fiction (1907-1988)

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"Robert Anson Heinlein Quotes." Quotes.net. STANDS4 LLC, 2015. Web. 28 Aug. 2015. <http://www.quotes.net/quote/14078>.

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