Thomas Henry Huxley about life (“The Advance of Science in the Last Half-Century”, 1887) - The occurrence of successive forms of life upon our globe is an historical fact, which cannot be disputed; and the relation of these successive forms, as stages of evolution of the same type, is established in various cases.
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The occurrence of successive forms of life upon our globe is an historical fact, which cannot be disputed; and the relation of these successive forms, as stages of evolution of the same type, is established in various cases.
 Thomas Henry HuxleyThe Advance of Science in the Last Half-Century (1887). copy citation

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