The Method of Darwin: A Study in Scientific MethodA. C. McClurg, 1896 - 232 páginas |
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Página 19
... hypotheses which are after- wards rejected , and groping along the border of the unknown in the pursuit of knowledge ; and the order of proof or argument , used by the investigator in his effort to convince his hearer or reader of the ...
... hypotheses which are after- wards rejected , and groping along the border of the unknown in the pursuit of knowledge ; and the order of proof or argument , used by the investigator in his effort to convince his hearer or reader of the ...
Página 34
... hypotheses . He thought it worth while to notice and pene- trate into the meaning of the most insignifi- cant fact , and was capable of sweeping the whole earth for evidence in support of his largest theories . He could take the time to ...
... hypotheses . He thought it worth while to notice and pene- trate into the meaning of the most insignifi- cant fact , and was capable of sweeping the whole earth for evidence in support of his largest theories . He could take the time to ...
Página 36
... hypothesis from the facts by induction at the earliest possible moment in an investigation , deductive application of the hypothesis to known facts , and in the search for others that ought to exist if it is true , until it proves ...
... hypothesis from the facts by induction at the earliest possible moment in an investigation , deductive application of the hypothesis to known facts , and in the search for others that ought to exist if it is true , until it proves ...
Página 37
... hypothesis , however much beloved , ( and I can- not resist forming one on every subject , ) as soon as facts are shown to be opposed to it . Indeed , I have had no choice but to act in this manner , for , with the exception of the ...
... hypothesis , however much beloved , ( and I can- not resist forming one on every subject , ) as soon as facts are shown to be opposed to it . Indeed , I have had no choice but to act in this manner , for , with the exception of the ...
Página 38
... Hence there is an incessant interplay of induction and deduction . Darwin's distrust of deductive reasoning was due to his fear of the premises . But he said that all his hypotheses had to be 38 THE METHOD OF DARWIN .
... Hence there is an incessant interplay of induction and deduction . Darwin's distrust of deductive reasoning was due to his fear of the premises . But he said that all his hypotheses had to be 38 THE METHOD OF DARWIN .
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Términos y frases comunes
A. C. MCCLURG adaptations analogy Animals and Plants belief biological cause character circumnutation Cirripedia classification climbing plants colored conclusion consequences Coral Reefs cowslip cross-fertilization Darwin Darwin's theories deductive dence developed Different Forms difficulty discovery discussion doctrine Drosera Effects of Cross electric fishes electric organs example exhaust experiments explanation expression Fertilization of Orchids flower-peduncles Flowers on Plants Forms of Flowers Francis Darwin furnished gemmules hermaphrodite hypothesis Ibid illustrated important induction inference inheritance Insectivorous Plants insects interesting investigation islands labellum Letters logical history logical processes long-styled Malthus ment mind modified Movement in Plants muscles natural selection nectar observation ocelli orchids Origin of Species Pangenesis pistils point of view pollen Power of Movement principle of natural probably problem proboscides proved radicles reasoning relation remarkable scientific method seedlings seeds self-fertilized sensitiveness sexes sion stamens stigma structure theories of descent things tigation tion true truth tufaceous verified
Pasajes populares
Página 37 - I have steadily endeavoured to keep my mind free so as to give up any hypothesis, however much beloved (and I cannot resist forming one on every subject), as soon as facts are shown to be opposed to it.
Página 47 - I think that I am superior to the common run of men in noticing things which easily escape attention, and in observing them carefully.
Página 89 - This wonderful relationship in the same continent between the dead and the living, will, I do not doubt, hereafter throw more light on the appearance of organic beings on our earth and their disappearance from it than any other class of facts.
Página 216 - I worked on true Baconian principles, and without any theory collected facts on a wholesale scale...
Página 157 - If it could be proved that any part of the structure of any one species had been formed for the exclusive good of another species, it would annihilate my theory, for such could not have been produced through natural selection.
Página 217 - I soon perceived that selection was the keystone of man's success in making useful races of animals and plants. But how selection could be applied to organisms living in a state of nature remained for some time a mystery to nie. "In October 1838, that is, fifteen months after I had begun my systematic enquiry, I happened to read for amusement 'Malthus on Population,' and being well prepared to appreciate the struggle for existence which everywhere goes on from long-continued observation of the habits...
Página 124 - Looking back, I think it was more difficult to see what the problems were than to solve them, so far as I have succeeded in doing, and this seems to me rather curious.
Página 28 - Everything about which I thought or read was made to bear directly on what I had seen or was likely to see ; and this habit of mind was continued during the five years of the voyage. I feel sure that it was this training which has enabled me to do whatever I have done in science.
Página 15 - Glory is like a circle in the water, Which never ceaseth to enlarge itself, Till, by broad spreading, it disperse to nought.