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...the scientific attitude implies what I call the postulate of objectivity—that is to say, the fundamental postulate that there is no plan, that ther...more

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The fundamental biological variant is DNA. That is why Mendel's definition of the gene as the unvarying bearer of hereditary traits, its chemical iden...more

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Among all the occurrences possible in the universe the a priori probability of any particular one of them verges upon zero. Yet the universe exists; p...more

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Armed with all the powers, enjoying all the wealth they owe to science, our societies are still trying to practice and to teach systems of values alre...more

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In science there is and will remain a Platonic element which could not be taken away without ruining it. Among the infinite diversity of singular phen...more

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When one ponders on the tremendous journey of evolution over the past three billion years or so, the prodigious wealth of structures it has engendered...more

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It necessarily follows that chance alone is at the source of every innovation, and of all creation in the biosphere. Pure chance, absolutely free but ...more

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Even today a good many distinguished minds seem unable to accept or even to understand that from a source of noise natural selection alone and unaided...more