The Principles of LogicK. Paul, Trench, 1883 - 534 |
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abstract abstract particular actual adjectives admit affirm alternative answer appears assertion assertorical association axiom believe categorical cause chances Chap chapter character chiliagon chimæra common conclusion connection construction contiguity copula denial deny difference disjunction distinction doctrine doubt elements Equational Logic excludes existence experience fact false feeling give given ground hypothetical judgment idea ideal content identity identity of indiscernibles impossible individual inductive inference instance J. S. Mill law of Contradiction logic logical negation major premise mammals mean merely metaphysics mind mistake nature negation negative never not-b object once operation particular particular judgment perceive perception perhaps phenomena possible predicate premises present principle Professor Jevons psychical question reality reasoning redintegration relation result sensation sense side simply space stand subject and attribute suppose surely syllogism synthesis taken theory thing tion true truth universal unless whole
Popularne fragmenty
Strona 337 - 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.
Strona 336 - If an instance in which the phenomenon under investigation occurs, and an instance in which it does not occur, have every circumstance in common save one, that one occurring only in the former; the circumstance in which alone the two instances differ is the effect, or the cause, or an indispensable part of the cause, of the phenomenon.
Strona 336 - If two or more instances of the phenomenon under investigation have only one circumstance in common, the circumstance in which alone all the instances agree is the cause (or effect) of the given phenomenon.
Strona 276 - All our distinct perceptions are distinct existences, and the mind never perceives any real connection among distinct existences.
Strona 277 - Actions, sensations, and states of feeling, occurring together or in close succession, tend to grow together or cohere in such a way that when any one of them is afterwards presented to the mind, the others are apt to be brought up in idea.
Strona 336 - Subduct from any phenomenon such part as is known by previous inductions to be the effect of certain antecedents, and the residue of the phenomenon is the effect of the remaining antecedents.
Strona 4 - A fact taken as a symbol ceases so far to be fact. It no longer can be said to exist for its own sake, its individuality is lost in its universal meaning. It is no more a substantive, but becomes the adjective that holds of another. But, on the other hand, the change is not all loss. By merging its own quality in a wider meaning, it can pass beyond itself and stand for others. It gains admission and influence in a world which it otherwise could not enter.> The paper and ink cut the throats of men,...
Strona 336 - 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 hare 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.
Strona vii - I maybe allowed to anticipate two criticisms which will be passed on my work. One reader will lament that he is overdone with metaphysics, while another will stand on his right to have far more. I would assure the first that I have stopped where I could, and as soon as I was able. And in answer to the second I can only plead that my metaphysics are really very limited. This does not mean that, like more gifted writers, I verify in my own shortcomings the necessary defects of the human reason. It...