A Compend of Logick: For the Use of the University of Pennsylvania

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Budd and Bartram, 1801 - Logic - 132 pages
 

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Page 36 - God, designing us for society, and to have fellowship with those of our kind, has provided us with organs fitted to frame articulate sounds and given us also a capacity of using those sounds as signs of internal conceptions. Hence spring words and language; for, having once pitched upon...
Page 74 - ... takes place. Thus, in the example given above, if we allow the world to be the work of fome wife and powerful caufe, we of courfe deny it to be felf-exiftent ; or if we deny it to be felfexiftent, we muft neceffarily admit that it was produced by fome wife and powerful caufe.
Page 131 - Principles : or beginning with thefe Principles, we may take the contrary Way, and •from them deduce by a direct Train of Reafoning, '•• feveral Propofitions we want to eftablifh.
Page 130 - ... difcoveries to others), there are two ways of proceeding, equally within our choice. For we may fo propofe the truths relating to any part of knowledge, as they prefented themfelves to the mind in the manner of inveftigation ; carrying on the...
Page 76 - The others are called practical, for a reason too obvious to be mentioned ; thus, that a right line may be drawn from one point to another, is a practical proposition ; inasmuch as it expresses that something may be done.
Page 129 - Conclufions -we have parted through, inafmuch as they are now feen to ftand upon the firm and immoveable Foundation of our intuitive Perceptions. And as we arrived at this Certainty, by tracing Things backward to the original Principles whence they flow, fo may we at any Time renew it by a...
Page 37 - Hence, by barely attending to what pafles within themfelves, they will alfo become acquainted with the Ideas in my Underftanding, and have them in a Manner laid before their View.
Page 70 - Pnjujiifou. evident, that in both Cafes, they may be univerfal or particular. Hence arifes, that celebrated fourfold Divifion of them, into univerfal Affirmative, and univerfal Negative; particular Affirmative^ and particular Negative; which comprehends indeed all their Varieties. The Ufe of this Method of diftinguifhin^ them, will appear more fully afterwards, when we come to treat of Reafoning and Syllogifin.
Page 72 - Parts : one expreffing the Condition upon which the Predicate agrees or difagrees with the Subject, as in this now before us, if there is a God; the other joining or disjoining the faid Predicate and Subject, as here, he ought to be worjhiped.
Page 86 - ... third fyllogifm, in order to lay open that truth to the mind ; becaufe, fo long as the premifes remain uncertain, the conclufion, built upon them, muft be fo too.

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