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" differences, an influence, which, though slow in its action, does in time, if the circumstances demand it, produce marked changes; an influence which, to all appearance, would produce in the millions of years, and under the great varieties of condition... "
The Review of Reviews - Page 364
edited by - 1895
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Illustrations of Universal Progress: A Series of Discussions

Herbert Spencer - 1864 - 506 pages
...nature there is at work a modifying influence of the kind they assign as the cause of these specific differences : an influence which, though slow in its...time, if the circumstances demand it, produce marked changes—an influence which, to all appearance, would produce in the millions of years, and under...
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Illustrations of Universal Progress: A Series of Discussions

Herbert Spencer - 1870 - 490 pages
...nature there is at work a modifying influence of the kind they assign as the cause of these specific differences : an influence which, though slow in its...time, if the circumstances demand it, produce marked changes—an influence which, to all appearance, would produce in the millions of years, and under...
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The Principles of Biology, Volume 1

Herbert Spencer - 1864 - 506 pages
...is going on a modifying process of the kind alleged as the source of specific differences: a process which, though slow in its action, does, in time, if the circumstances demand it, produce conspicuous changes—a process which, to all appearance, would produce in the millions of years, and...
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Illustrations of Universal Progress: A Series of Discussions

Herbert Spencer - 1865 - 492 pages
...nature there is at work a modifying influence of the kind they assign as the cause of these specific differences : an influence which, though slow in its...time, if the circumstances demand it, produce marked changes—an influence which, to all appearance, would produce in the millions of years, and under...
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Illustrations of Universal Progress: A Series of Discussions

Herbert Spencer - 1865 - 504 pages
...nature there is at work a modifying influence of the kind they assign as tHfe cause of these specific differences : an influence which, though slow in its...time, if the circumstances demand it, produce marked changes—an influence which, to all appearance, would produce in the millions of years, and under...
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The Principles of biology v.1, 1866, Volume 1

Herbert Spencer - 1866 - 520 pages
...going on a modifying process of the kiud alleged as the source of specific differences : a.process which, though slow in its action, does, in time, if the circumstances demand it, produce conspicuous changes—a process which, to all appearance, would produce in the millions of years, and...
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Illustrations of Universal Progress: A Series of Discussions

Herbert Spencer - 1867 - 494 pages
...nature there is at work a modifying influence of the kind they assign as the cause of these specific differences : an influence which, though slow in its...time, if the circumstances demand it, produce marked changes—an influence which, to all appearance, would produce in the millions of years, and under...
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Essays: Scientific, Political, and Speculative, Volume 1

Herbert Spencer - 1868 - 470 pages
...at work a modifying influence of the kind they assign as the cause of these specific dift'erences: an influence which, though slow in its action, does,...time, if the circumstances demand it, produce marked changes—an influence which, to all appearance, would produce in the millions of years, and under...
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The Principles of Biology, Volume 1

Herbert Spencer - 1870 - 510 pages
...is going on a modifying process of the kind alleged as tho source of specific differences: a process which, though slow in its action, does, in time, if the circumstances demand it, produce conspicuous changes—a process which, to all appearance, would produce in the millions of years, and...
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Illustrations of universal progress

Herbert Spencer - 1875 - 490 pages
...nature there is at work a modifying influence of the kind they assign as the cause of these specific differences : an influence which, though slow in its...time, if the circumstances demand it, produce marked changes—an influence which, to all appearance, would produce in the millions of years, and under...
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