Elements of Logic: On the Basis of Lectures by William Barron ... With Large Supplementary Additions, Chiefly from Watts, Abercrombie, Brown, Whately, Mills, and ThomsonJames Robert Boyd A. S. Barnes & Company, 1856 - 243 من الصفحات |
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الصفحة 4
... nature of the disputative science , and consequently into the grounds of its futility . " After a series of observations made in vindication of these criticisms upon what he calls the scholastic art of disputation , Dr. Campbell ...
... nature of the disputative science , and consequently into the grounds of its futility . " After a series of observations made in vindication of these criticisms upon what he calls the scholastic art of disputation , Dr. Campbell ...
الصفحة 5
... Nature , the honors of this con- tentious art have faded , and it is now almost forgotten . There is no reason to wish its revival , as eloquence seems to have been very little benefited by it , and philosophy still less . Nay , there ...
... Nature , the honors of this con- tentious art have faded , and it is now almost forgotten . There is no reason to wish its revival , as eloquence seems to have been very little benefited by it , and philosophy still less . Nay , there ...
الصفحة 6
... natural course into devious paths . His artificial mode of rea- soning is no less superficial than intricate . I say superficial ; for in none of his logical works is a single truth attempted to be proved by syllogism that requires a ...
... natural course into devious paths . His artificial mode of rea- soning is no less superficial than intricate . I say superficial ; for in none of his logical works is a single truth attempted to be proved by syllogism that requires a ...
الصفحة 7
... nature of the propositions into which they may be formed , and the judgments which we must pass on these prop- ositions . He delineates the prejudices which pervert our judg- ments , and lays down some rules which we must follow , in ...
... nature of the propositions into which they may be formed , and the judgments which we must pass on these prop- ositions . He delineates the prejudices which pervert our judg- ments , and lays down some rules which we must follow , in ...
الصفحة 8
... nature of the Syllogistic Process , and of its great want of utili- ty , for all the legitimate purposes of reasoning in common life . From the treatise of the learned Dr. Watts have been drawn some valuable observations on Prejudices ...
... nature of the Syllogistic Process , and of its great want of utili- ty , for all the legitimate purposes of reasoning in common life . From the treatise of the learned Dr. Watts have been drawn some valuable observations on Prejudices ...
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عبارات ومصطلحات مألوفة
A. S. BARNES admit agree agreement or disagreement analogy angles animals appear argu argument Aristotle ascertain asserted attention attributes authority axiom beautiful called cause complex ideas conception conclusion consists definition demonstration denoted dispute doctrine effect employed ence enthymeme equal evidence example exist explain expression facts fallacy figure genus gism happy human Idola Fori Idola Theatri Ignoratio Elenchi illustration important individual induction inference inquiry intermediate ideas intuitive investigation judgment kind knowledge learned LECTURE logic logicians major premise major term manner matter means ment method middle term mind minor term mode moral nature objects observed opinion Paradise Lost philosophy predicate prejudices principle probable process of reasoning proof proposition prove quadrupeds qualities relation render rules sense simple ideas sition Socrates SOCRATIC METHOD sophism species supposed syllogism syllogistic testimony thing thinking thought tion triangle true truth universal affirmative universal negative whole words
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الصفحة 168 - If I had not done among them the works which none other man did, they had not had sin: but now have they both seen and hated both me and my Father.
الصفحة 227 - All men are mortal, Socrates is a man, therefore Socrates is mortal; it is unanswerably urged by the adversaries of the syllogistic theory, that the proposition, Socrates is mortal, is presupposed in the more general assumption, All men are mortal...
الصفحة 41 - At the end of the seventeenth and the beginning of the eighteenth century...
الصفحة 168 - ... in their schools of philosophy. Christi- Accordingly there was a Presumption anity. against the Gospel in its first announcement. A Jewish peasant claimed to be the promised deliverer, in whom all the nations of the earth were to be blessed.
الصفحة 167 - Presumption" on your side, and can but refute all the arguments brought against you, you have, for the present at least, gained a victory: but if you abandon this position, by suffering this Presumption to be forgotten, which is in fact leaving out one of, perhaps, your strongest arguments, you may appear to be making a feeble attack, instead of a triumphant defence.
الصفحة 231 - But those animals profit by experience, and avoid what they have found to cause them pain, in the same manner, though not always with the same skill, as a human creature. Not only the burnt child, but the burnt dog, dreads the fire. I believe that, in point of fact, when drawing inferences from our personal experience, and not from maxims handed down to us by books or tradition, we much oftener conclude from particulars to particulars directly, than through the intermediate agency of any general...
الصفحة 226 - It must be granted that in every syllogism, considered as an argument to prove the conclusion, there is a petitio principii. When we say, All men are mortal, Socrates is a man, therefore Socrates is mortal; it is unanswerably urged by the adversaries of the syllogistic theory that the proposition, "Socrates is mortal...
الصفحة 226 - Logicians have been remarkably unanimous in their mode of answering this question. It is universally allowed that a syllogism is vicious if there be anything more in the conclusion than was assumed in the premisses. But this is, in fact, to say, that nothing ever was, or can be, proved by syllogism, which was not known, or assumed to be known, before.
الصفحة 231 - The child, who, having burnt his fingers, avoids to thrust them again into the fire, has reasoned or inferred, though he has never thought of the general maxim, Fire burns.
الصفحة 230 - Not one iota is added to the proof by interpolating a general proposition. Since the individual cases are all the evidence we can possess, evidence which no logical form into which we choose to throw it can make greater than it is ; and since that evidence is either sufficient in itself, or, if insufficient for...