img International Congress of Arts and Science, Volume I  /  Chapter 17 They are, accurately expressed, merely hypotheses, whose validity needs verification through future experience. | 100.00%
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Chapter 17 They are, accurately expressed, merely hypotheses, whose validity needs verification through future experience.

Word Count: 14644    |    Released on: 06/12/2017

repeats itself, that each stage in nature's process comes but once, is just as much and just as little justified as

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