Logic: InductionLongmans, Green, & Company, 1870 - Logic |
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Page 3
... actual observation would have been the guarantee for those six , induction for the remaining hundred or upwards . So the proposition ' all animals have a nervous system ' is an induction only when affirmed on the observation of a part ...
... actual observation would have been the guarantee for those six , induction for the remaining hundred or upwards . So the proposition ' all animals have a nervous system ' is an induction only when affirmed on the observation of a part ...
Page 10
... actual working of Induction , we find it to be almost entirely absorbed with the second head - CAUSATION . Besides that there are very few general laws of pure Co- existence , Causation is singular in providing a comprehensive ...
... actual working of Induction , we find it to be almost entirely absorbed with the second head - CAUSATION . Besides that there are very few general laws of pure Co- existence , Causation is singular in providing a comprehensive ...
Page 29
... actual motion . The placing asunder of the celestial bodies , all which gravitate towards each other , was the primeval situation of advantage , whence may have arisen ( by collisions ) the heat of our suns and planets , and by ...
... actual motion . The placing asunder of the celestial bodies , all which gravitate towards each other , was the primeval situation of advantage , whence may have arisen ( by collisions ) the heat of our suns and planets , and by ...
Page 34
... actual energy ; the cutting of the string that suspends a weight , the drawing of a sluice , the setting a light to a combustible , the supplying of a motive to human volition . ENQUIRY INTO COLLOCATIONS . 35 The course of experimental ...
... actual energy ; the cutting of the string that suspends a weight , the drawing of a sluice , the setting a light to a combustible , the supplying of a motive to human volition . ENQUIRY INTO COLLOCATIONS . 35 The course of experimental ...
Page 35
... actual force . As causing chemical combinations , we can ascribe to it nothing more than the liberation of the potential chemical energy . So , in acting on the eye to rouse our optical sensibility , it may be no more than a disturber ...
... actual force . As causing chemical combinations , we can ascribe to it nothing more than the liberation of the potential chemical energy . So , in acting on the eye to rouse our optical sensibility , it may be no more than a disturber ...
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Common terms and phrases
action amount analogy animal antecedent applied Aristotle arrangement atomic weight atoms attraction axioms bodies cause and effect character chemical force Chemistry circum circumstances classification co-existence coincidence collocation combination common compounds concomitance concurring connexion constitution Deductive Method defined definition degree derivative discovery disease distinct Electricity elements elimination ellipse empirical law energy equal example experience explanation expressed fact Fallacies farther G. C. Lewis genus give given gravity heat human hydrogen hypothesis induction inference instances Law of Causation Law of Conservation light logical Mathematics matter means ment metals Method of Agreement Method of Difference mind minor laws mode molar molecular Molecular Physics momentum motion moving power namely nature observation operation organs oxygen peculiar phenomena phenomenon physical plants plurality political predicate principle probability proof proper properties propositions proved putrefaction regards secondary laws species specific gravity stances statement structure substance supposed syllogism temperature things tion ultimate uniformity
Popular passages
Page 61 - If two or more instances in which the phenomenon occurs have only one circumstance in common, while two or more instances in which it does not occur have nothing in common save the absence of that circumstance, the circumstance in which alone the two sets of instances differ is the effect, or the cause, or an indispensable part of the cause of the phenomenon.
Page 170 - By what invention can we throw light upon these ideas, and render them altogether precise and determinate to our intellectual view! Produce the impressions or original sentiments, from which the ideas are copied.
Page 421 - ... closely related to each other. The archipelago, with its innumerable craters and bare streams of lava, appeared to be of recent origin ; and thus I fancied myself brought near to the very act of creation. I often asked myself how these many peculiar animals and plants had been produced : the simplest answer seemed to be that the inhabitants of the several islands had descended from each other, undergoing modification in the course of their descent ; and that all the inhabitants of the archipelago...
Page 410 - That we are not to deny the existence of a cause in favor of which we have a unanimous agreement of strong analogies, though it may not be apparent how such a cause can produce the effect...
Page 36 - ... terms is absent from consciousness. Hence it is impossible to think of something becoming nothing, for the same reason that it is impossible to think of nothing becoming something — the reason, namely, that nothing cannot become an object of consciousness. The annihilation of Matter is unthinkable...
Page 62 - Whatever phenomenon varies in any manner, whenever another phenomenon varies in some particular manner, is either a cause or an effect of that phenomenon, or is connected with it through some fact of causation.
Page 209 - Things which are equal to the same thing are equal to one another. 2. If equals be added to equals, the wholes are equal. 3. If equals be taken from equals, the remainders are equal. 4. If equals be added to unequals, the wholes are unequal. 5. If equals be taken from unequals, the remainders are unequal. 6. Things which are double of the same are equal to one another.
Page 173 - I shall begin with supposing, that the letters A, B, C, D, E, denote a series of objects ; that A possesses some one quality in common with B ; B a quality in common with C ; C a quality in common with D ; D a quality in common with E ; — v.'hile, at the same time, no quality can be found which belongs in common to any three objects in the series.
Page 82 - ... among them. Drunkenness is in general the consequence of a low degree of intelligence, as may be observed both among savages and in civilized countries. But, in return, a habit of drunkenness prevents the cultivation of the intellect, and strengthens the cause out of which it grows. As Plato remarks, education improves nature, and nature facilitates education. National character, again, is both effect and cause : it re-acts on the circumstances from which it arises. The national peculiarities...