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" He was more cautious in publication, for in the first edition of the Origin of Species, which appeared in the same year, he said: "I am convinced that Natural Selection has been the main, but not the 'exclusive, means of modification. "
From the Greeks to Darwin: an outline of the development of the evolution idea - Page 236
by Henry Fairfield Osborn - 1905 - 259 pages
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Evolution Without Natural Selection; Or, The Segregation of Species Without ...

Charles Dixon - Evolution - 1885 - 80 pages
...investigation. It is only fair to say that Darwin states, in his ' Origin of Species,' that he is " convinced that Natural Selection has been the main, but not the exclusive, means of modification." But in that celebrated book we find the other " means of modification " scarcely ever alluded to; and...
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Charles Darwin

Grant Allen, Charles Darwin - Naturalists - 1885 - 206 pages
...moulding of species. ' I am convinced,' he wrote pointedly in the introduction to his first edition, ' that natural selection has been the main but not the exclusive means of modification.' He attributed considerable importance as well to the Lamarckian principle of use and disuse, already...
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Science, Volume 10

Science - 1887
...encounter in their studies. Darwin has distinctly said in his first edition of the ' Origin of Species,' " I am convinced that natural selection has been the main but not the exclusive means of modification ; " and in his sixth edition of the same work, in quoting these words, he laments that he is still...
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Science, Volume 10

John Michels - Science - 1887
...encounter in their studies. Darwin has distinctly said in his first edition of the ' Origin of Species,' " I am convinced that natural selection has been the main but not the exclusive means of modification ; " 'and in his sixth edition of the same work, in quoting these words, he laments that he is still...
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Science, Volume 10

John Michels - Science - 1887
...encounter in their studies. Darwin has distinctly said in his first edition of the ' Origin of Species,' " I am convinced that natural selection has been the main but not the exclusive means of modification ; " and in his sixth edition of the same work, in quoting these words, he laments that he is still...
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Proceedings of the American Association for the Advancement of Science

American Association for the Advancement of Science - Science - 1888
...encounter in their studies. Darwin has distinctly said in his first edition of the "Origin of Species," "1 am convinced that natural selection has been the main but not the exclusive means of modification ;" and in his sixth edition of the same work, in quoting these words, he laments that he is htill misunderstood...
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Darwiniana: Essays and Reviews Pertaining to Darwinism

Asa Gray - Evolution - 1889 - 396 pages
...as the acknowledged varieties of any one species are the descendants of that species. Furthermore, I am convinced that Natural Selection has been the main, but not exclusive, means of modification." This is the kernel of the new theory, the Darwinian creed, as recited...
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Darwin and After Darwin: The Darwinian theory. 1892

George John Romanes - Evolution (Biology) - 1892
...I hope to give abundant proof of the soundness of Darwin's judgment as conveyed in the words :" I am convinced that natural selection has been the...main, but not the exclusive, means of modification." CHAPTER X. THE THEORY OF SEXUAL SELECTION, AND CONCLUDING REMARKS. ALTHOUGH the explanatory value of...
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Darwin and After Darwin: The Darwinian theory. 1892

George John Romanes - Heredity - 1892
...I hope to give abundant proof of the soundness of Darwin's judgment as conveyed in the words :" I am convinced that natural selection has been the...main, but not the exclusive, means of modification." CHAPTER X. THE THEORY OF SEXUAL SELECTION, AND CONCLUDING REMARKS. ALTHOUGH the explanatory value of...
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