Elementary Lessons in Logic: Deductive and Inductive : with Copious Questions and Examples, and a Vocabulary of Logical Terms |
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Page 1
... expressions ; and it will probably appear that there is no great difference between them . By a Law of Thought we mean a certain uniformity or agreement which exists and must exist in the modes in which all persons think and reason , so ...
... expressions ; and it will probably appear that there is no great difference between them . By a Law of Thought we mean a certain uniformity or agreement which exists and must exist in the modes in which all persons think and reason , so ...
Page 4
... expression " necessary forms of thought . " A form is something which may remain uniform and unaltered , while the matter thrown into that form may be varied . Medals struck from the same dies have exactly the same form , but they may ...
... expression " necessary forms of thought . " A form is something which may remain uniform and unaltered , while the matter thrown into that form may be varied . Medals struck from the same dies have exactly the same form , but they may ...
Page 6
... expression , and it is thus probably that later Greek writers on reasoning were led to call their science * Except Philology , which is differently formed , and means the love or study of words ; the name of this science , if formed ...
... expression , and it is thus probably that later Greek writers on reasoning were led to call their science * Except Philology , which is differently formed , and means the love or study of words ; the name of this science , if formed ...
Page 7
... expressing fully its preeminence . Others have thus defined it- " Logic is the art of direct- ing the reason aright in acquiring the knowledge of things , for the instruction both of ourselves and others . " Dr Isaac Watts , adopting ...
... expressing fully its preeminence . Others have thus defined it- " Logic is the art of direct- ing the reason aright in acquiring the knowledge of things , for the instruction both of ourselves and others . " Dr Isaac Watts , adopting ...
Page 10
... expressions , of logicians have varied on this point . Archbishop Whately says distinctly that logic is entirely conversant about language ; Sir W. Hamilton , Mr Mansel , and most other logicians treat it as concerned with the acts or ...
... expressions , of logicians have varied on this point . Archbishop Whately says distinctly that logic is entirely conversant about language ; Sir W. Hamilton , Mr Mansel , and most other logicians treat it as concerned with the acts 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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