Darwiniana: EssaysMacmillan and Company, 1894 - 475 páginas |
Términos y frases comunes
action admit Agamogenesis Ancon animalcules animals animals and plants appears believe biology body breed Catholic causes character Charles Darwin consciousness course creation Crustacea Darwin Darwin's views Darwinian deposited direct distinct doctrine of evolution doubt Dysteleology endeavour epigenesis epoch Erasmus Darwin essay evidence ex nihilo exhibited existence extinct fact faculties favour Flourens geological germ give rise groups horse Hyæna hypothesis inorganic world inquiry kind knowledge Lamarck laws lectures less living matter means ment mental Mivart modification moral natural selection naturalists nervous neurosis objections observation offspring operation organic nature organisation Origin of Species ovum peculiar phenomena philosophical physiological pigeons Pikermi possess present principles produced Professor Quarterly Reviewer question races reason result scientific selective breeding sensations sense special creation speculations structure Suarez substantial forms suppose Teleology tendency theory thing thought tion truth variation variety vegetabilia Wallace whole
Pasajes populares
Página 275 - In July opened first note-book on Transmutation of Species. Had been greatly struck from about the month of previous March on character of South American fossils, and species on Galapagos Archipelago. These facts (especially latter), origin of all my views...
Página 112 - The teleological and the mechanical views of nature are not, necessarily, mutually exclusive. On the contrary, the more purely a mechanist the speculator is, the more firmly does he assume a primordial molecular arrangement of which all the phenomena of the universe...
Página 229 - History warns us, however, that it is the customary fate of new truths to begin as Heresies and to end as superstitions...
Página 247 - The hour of departure has arrived, and we go our ways — I to die, and you to live. Which is better, God only knows.
Página 110 - That proposition is, that the whole world, living and not living, -in) the result of the mutual interaction, according to definite laws, of the forces possessed by the molecules of which the primitive nebulosity of the universe was composed.
Página 30 - ... proportions in so artistic a way that, after watching the process hour by hour, one is almost involuntarily possessed by the notion that some more subtle aid to vision than an achromatic would show the hidden artist, with his plan before him, striving with skilful manipulation to perfect his work.
Página 87 - Every detail of structure in every living creature (making some little allowance for the direct action of physical conditions) may be viewed, either as having been of special use to some ancestral form, or as being now of special use to the descendants of this form — either directly, or indirectly through the complex laws of growth...
Página 162 - ... be said to be the result of the molecular forces of the protoplasm which displays it. And if so, it must be true, in the same sense and to the same extent, that the thoughts to which I am now giving utterance, and your thoughts regarding them, are the expression- of molecular changes in that matter of life which is the source of our other vital phenomena.