Logic; Or, The Analytic of Explicit Reasoning |
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Page vi
... Nature , generally , have their sources , almost always , in merely logical fal- lacies , and may be readily refuted by the ap- plication of familiar logical principles ; all of which will be practically illustrated in treating of the ...
... Nature , generally , have their sources , almost always , in merely logical fal- lacies , and may be readily refuted by the ap- plication of familiar logical principles ; all of which will be practically illustrated in treating of the ...
Page ix
... nature . This consists in the accurate formulation of our premises , and in reasoning rigorously from them , as in geome- try . But this method demands the use of a style altogether different from that in com- mon use ; which may be ...
... nature . This consists in the accurate formulation of our premises , and in reasoning rigorously from them , as in geome- try . But this method demands the use of a style altogether different from that in com- mon use ; which may be ...
Page xi
... NATURE OF THE TERM 33 II OF THE SEVERAL KINDS OF TERMS III - OF THE ANALYSIS OF TERMS • 40 • • 44 CHAPTER III DOCTRINE OF THE PROPOSITION I - RUDIMENTS OF THE DOCTRINE . II - SEVERAL THEORIES OF PREDICATION • 51 51 55 61 · • 64 III - OF ...
... NATURE OF THE TERM 33 II OF THE SEVERAL KINDS OF TERMS III - OF THE ANALYSIS OF TERMS • 40 • • 44 CHAPTER III DOCTRINE OF THE PROPOSITION I - RUDIMENTS OF THE DOCTRINE . II - SEVERAL THEORIES OF PREDICATION • 51 51 55 61 · • 64 III - OF ...
Page 1
... nature of knowledge has occupied the attention of the philosophers for something over twenty - five centuries without much progress toward solu- tion . This perhaps results from the fact that the problem itself is but part of a larger ...
... nature of knowledge has occupied the attention of the philosophers for something over twenty - five centuries without much progress toward solu- tion . This perhaps results from the fact that the problem itself is but part of a larger ...
Page 2
... nature and generation of our opinions . For , in general , these come to us not from any conscious process , but naturally and spontaneously and from many sources , as , e . g . , from testimony , from author- ity , from inaccurate ...
... nature and generation of our opinions . For , in general , these come to us not from any conscious process , but naturally and spontaneously and from many sources , as , e . g . , from testimony , from author- ity , from inaccurate ...
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Common terms and phrases
¹ See Appendix accident affirmative proposition analysis animal apodictic applied argument Aristotle assumed called the Fallacy class denoted common commonly concepts or notions consists constitute contradictory conversion copula corresponding defined definition distinction distinguished division doctrine equal equation equivalent Equivocation error essential example exclusively fact FALLACIES IN DICTIONE Fallacy of Accident Fallacy of Composition Fallacy of Division false fictitious formal former genus gism Hence Hobbes Ignoratio Elenchi illicit assumption illicit substitution included individuals inference Irrelevant Conclusion judgment kind knowledge lacies language latter Laws of Thought logical processes logicians mankind Material Fallacies mathematical meaning middle term minor premise Moral Sciences nature negative nonsensical notions or concepts observed obviously opinions political predicate principle quasi-things ratiocination rational regarded relations of terms RIGHT REASONING rules Secundum Quid sense simply Sovereignty species syllogism theory things thought tion true truth utility Whately words Y is X
Popular passages
Page 90 - If two triangles have two sides of the one equal to two sides of the...
Page 170 - is the science of the operations of the understanding which are subservient to the estimation of evidence; both the process itself of proceeding from known truths to unknown, and all other intellectual operations in so far as auxiliary to this.
Page 131 - By what steps we are to proceed in these is to be learned in the schools of the mathematicians, who from very plain and easy beginnings, by gentle degrees, and a continued chain of reasonings, proceed to the discovery and demonstration of truths that appear at first sight beyond human capacity.
Page 222 - He was bred to the law, which is, in my opinion, one of the first and noblest of human sciences ; a science which does more to quicken and invigorate the understanding, than all the other kinds of learning put together ; but it is not apt, except in persons very happily born, to open and to liberalize the mind exactly in the same proportion.
Page 16 - And the most part of men, though they have the use of reasoning a little way, as in numbering to some degree, yet it serves them to little use in common life, in which they govern themselves, some better, some worse according to their differences of experience, quickness of memory, and inclinations to several ends; but specially according to good or evil fortune, and the errors of one another. For as for 'science,' or certain rules of their actions, they are so far from it that they know not what...
Page 216 - A servant who was roasting a stork for his master, was prevailed upon by his sweetheart to cut off a leg for her to eat. When the bird came upon table, the master desired to know what was become of the other leg. The man answered, that storks had never more than one leg.
Page 219 - For some part of the inestimable benefit of that book has, merely on account of its title, reached to many thousands more than, I fear, it would have done, had he called it (what it is merely) a grammatical Essay, or a Treatise on Words or on Language.
Page 221 - But when they knew that he was a Jew, all with one voice about the space of two hours cried out, Great is Diana of the Ephesians.
Page 215 - But I have understanding as well as you; I am not inferior to you: yes, who knows not such things as these?
Page 18 - First, I say, you must not despond, Athenians, under your present circumstances, wretched as they are; for that which is worst in them as regards the past is best for the future. What do I mean? That your affairs are amiss, men of Athens, because you do nothing...