Elementary Lessons in Logic: Deductive and Inductive : with Copious Questions and Examples, and a Vocabulary of Logical Terms |
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Common terms and phrases
ABCD according affirmative proposition alternatives ambiguous angles animal antecedent apply argue argument Aristotle ascertain assert belong bodies brittle called carbon cause character circumstances classification combinations compound conclusion considered consists contains converse copula deductive defined definition denote disjunctive disjunctive proposition disjunctive syllogism distinct distinguished earth effect electricity ELEMENTARY employed equal exactly example exist experiment explained expressed fact fallacy fallacy of accident false figure genus gism give gravitation Greek heat hypothesis hypothetical hypothetical syllogism Illicit Major inference instance iron kind knowledge known language Latin Laws of Thought LESSON logicians magnetic major premise major term material fallacies meaning ment metals are elements middle term Mill's mind minor term mode moods moon nature Not-element notion objects observed oxygen particular Perfect Induction planets possess predicate proved qualities quantity reader reasoning resemblance rule sentence simple species substances supposed syllogism theory tion triangle true truth words
Popular passages
Page 7 - ... with their correlatives freedom of choice and responsibility — man being all this, it is at once obvious that the principal part of his being is his mental power. In Nature there is nothing great but Man, In Man there is nothing great but Mind.
Page 238 - 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 247 - 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 317 - A man that hath no virtue in himself ever envieth virtue in others. For men's minds will either feed upon their own good or upon others...
Page 172 - It is the man of God, who was disobedient unto the word of the LORD : therefore the LORD hath delivered him unto the lion, which hath torn him, and slain him, according to the word of the LORD, which he spake unto him. 27 And he spake to his sons, saying, Saddle me the ass. And they saddled him.
Page 300 - 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.
Page 120 - Two terms both disagreeing with one and the same third term may or may not agree with each other. Self-evident rules, of an exactly similar nature to these three Canons, are the basis of all mathematical reasoning, and are usually called axioms. Euclid's first axiom is that "Things which are equal to the same thing are equal to one another...
Page 310 - 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 39 - A non-connotative term is one which signifies a subject only, or an attribute only. A connotative term is one which denotes a subject, and implies an attribute.
Page 126 - JVb term must be distributed in the conclusion which was not distributed in one of the premises. 5. From negative premises nothing can be inferred. 6. If one premise be negative, the conclusion must be negative ; and vice versa, to prove a negative conclusion one of the premises must be negative.