Elementary Lessons in Logic: Deductive and Inductive : with Copious Questions and Examples, and a Vocabulary of Logical Terms |
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Page vi
... simple and elementary of all sciences ; it ought therefore undoubtedly to find some place in every course of education . The relations of propositions and the forms of argument present as precise a sub- ject of instruction and as ...
... simple and elementary of all sciences ; it ought therefore undoubtedly to find some place in every course of education . The relations of propositions and the forms of argument present as precise a sub- ject of instruction and as ...
Page 3
... simple and obvious charac- ter , and we may observe concerning it , — I. That all people think in accordance with it , and agree that they do so as soon as they understand its meaning . 2. That they think in accordance with it whatever ...
... simple and obvious charac- ter , and we may observe concerning it , — I. That all people think in accordance with it , and agree that they do so as soon as they understand its meaning . 2. That they think in accordance with it whatever ...
Page 4
... simple undecomposable substances , in the sense of being among them or a part of them , but not as composing the whole . It follows necessarily that " Iron is one of the elementary substances . " We have had then two exam- ples of a ...
... simple undecomposable substances , in the sense of being among them or a part of them , but not as composing the whole . It follows necessarily that " Iron is one of the elementary substances . " We have had then two exam- ples of a ...
Page 5
... simple . It will hence appear that logic is the most general of all the sciences . Its aid must be more often required than the aid of any other science , because all the particular sciences treat portions only of existing things , and ...
... simple . It will hence appear that logic is the most general of all the sciences . Its aid must be more often required than the aid of any other science , because all the particular sciences treat portions only of existing things , and ...
Page 8
... simple cases ; but the con- tradictory opinions and absurd fallacies which are put forth by uneducated persons shew that this unaided ex- ercise of mind is not to be trusted when the subject of discussion presents any difficulty or ...
... simple cases ; but the con- tradictory opinions and absurd fallacies which are put forth by uneducated persons shew that this unaided ex- ercise of mind is not to be trusted when the subject of discussion presents any difficulty or ...
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Common terms and phrases
ABCD ambiguous angles animal antecedent applied argument Aristotle assert belong bodies brittle called cause character circumstances combinations common compound conclusion connotation considered consists contains contrapositive conversion copula Crown 8vo defined definition denote disjunctive syllogism distinct distinguished earth Edition effect elementary employed equal exactly example exist experiment explained expressed fact fallacy fallacy of accident false Fcap figure genus geometrical gism give gravitation Greek heat hypothetical hypothetical syllogism Illicit Major Induction inference instance iron kind knowledge known language Latin Laws of Thought LESSON Logic logicians major premise major term material fallacies Mathematical meaning ment metals are elements method middle term mind minor term mode moods moon nature negative notion objects observed particular perfect planets possess predicate properties prove qualities quantity reader reasoning rules sentence simple species substances syllogism theory things tion treated treatise triangle true truth universal verb words
Popular passages
Page 240 - 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.
Page 16 - ... the discussion of such deeper questions of principle as are likely to present themselves to the reflective student in connexion with the methods and processes of his previous course.
Page 316 - Which of you convinceth me of sin ? And if I say the truth, why do ye not believe me? He that is of God heareth God's words : ye therefore hear them not, because ye are not of God.
Page 306 - But the wisdom that is from above is first pure, then peaceable, gentle, and easy to be intreated, full of mercy and good fruits, without partiality, and without hypocrisy.
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Page 252 - 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.
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