 I may take this opportunity of remarking that my critics frequently assume that I attribute all changes of corporeal structure and mental power exclusively to the natural selection of such variations as are often called spontaneous; whereas, even in the...  Essays - Стр. 420авторы: Herbert Spencer - 1910Полный просмотр - Подробнее о книге
 | 1875 - Страниц: 854
...natural selection of such variations as are often called spontaneous ; whereas, even in the firstedition of the ' Origin of Species,' I distinctly stated that...and disuse, with respect both to the body and mind. I also attributed some amount of modification to the direct and prolonged action of changed conditions... | |
 | Charles Darwin - 1874 - Страниц: 840
...selection of such variations as are often called spontaneous; whereas, even in the first edition of tho ' Origin of Species,' I distinctly stated that great...and disuse, with respect both to the body and mind. I also attributed some amount of modification to the direct and prolonged action cf changed conditions... | |
 | 1891 - Страниц: 518
...Darwin in his " Descent of Man," says: "I attribute all changesof corporal structure and mental power to the inherited effects of use and disuse with respect both to the body and the mind." Again: "I think there can be no doubt that use in our domestic animals has strengthened... | |
 | 1886 - Страниц: 922
...structure and mental power exclusively to the natural selection of such variations as are often called spontaneous; whereas, even in the first edition of...Species,' I distinctly stated that great weight must be attribnted to the inherited effects of use and disuse, with respect both to the body and mind." Nor... | |
 | 1886 - Страниц: 988
...structure and mental power exclusively to the natural selection of such variations as are often called spontaneous; whereas, even in the first edition of...the ' Origin of Species,' I distinctly stated that preat weight must be attributed to the inherited effects of use and disuse, with respect both to the... | |
 | Herbert Spencer - 1887 - Страниц: 108
...structure and mental power exclusively to the natural selection of such variations as are often called spontaneous ; whereas, even in the first edition of...the efficiency of this factor, became stronger as he grew older and accumulated more evidence. The first of the extracts above given, taken from the... | |
 | Charles Darwin - 1890 - Страниц: 724
...variations as are often called spontaneous; whereas, even in the first edition of the ' Origin of Species,'1 distinctly stated that great weight must be attributed...and disuse, with respect both to the body and mind. I also attributed some amount of modification to the direct and prolonged action of changed conditions... | |
 | John Veitch Shoemaker - 1890 - Страниц: 510
...structure and mental power exclusively to the natural selection of such variations as are often called spontaneous; whereas, even in the first edition of...Species," I distinctly stated that great weight must bo attributed to the inherited effects of use and disuse with respect both to the body and mind. If... | |
 | John Vietch Shoemaker - 1890 - Страниц: 512
...structure and mental power exclusively to the natural selection of such variations as are often called spontaneous ; whereas, even in the first edition of "The Origin of Species," I distinctly Maini that great weight must be attributed to the inherited eöecta of use and disuse with respect... | |
 | Herbert Spencer - 1891 - Страниц: 514
...structure and mental power exclusively to the natural selection of such variations as are often called spontaneous ; whereas, even in the first edition of...the efficiency of this factor, became stronger as lie grew older and accumulated more evidence. The first of the extracts above given, taken from the... | |
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