Institutes of LogicW. Blackwood and sons, 1885 - 551 páginas |
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Página 2
... absolutely or properly , things which result from these , but by hypothesis , if these exist . All science is not demonstrative , but the science of the immediate is inde- monstrable . . . . Some time or other we must stop at immedi ...
... absolutely or properly , things which result from these , but by hypothesis , if these exist . All science is not demonstrative , but the science of the immediate is inde- monstrable . . . . Some time or other we must stop at immedi ...
Página 7
... absolutely necessary implication in a given reasoning performed by the understanding , and consciously known to be necessary ; whereas , this necessary relation is given and consciously realised in a single instance of valid reasoning ...
... absolutely necessary implication in a given reasoning performed by the understanding , and consciously known to be necessary ; whereas , this necessary relation is given and consciously realised in a single instance of valid reasoning ...
Página 29
... absolutely or in some determinate time.2 A sentence even may be significant without being prop- erly either true or false , as in the case of the expression of a prayer or wish . The sentence which admits of truth or error must be ...
... absolutely or in some determinate time.2 A sentence even may be significant without being prop- erly either true or false , as in the case of the expression of a prayer or wish . The sentence which admits of truth or error must be ...
Página 31
... absolutely independent of human thought .— ( De Anima , iii . 8 , 432a , 11. Cf. Ibid . 6 , 430b , 1. ) As Bacon puts it : " Scientia nihil aliud est quam veritatis imago ; nam veritas essendi et veritas cognoscendi idem sunt , nec plus ...
... absolutely independent of human thought .— ( De Anima , iii . 8 , 432a , 11. Cf. Ibid . 6 , 430b , 1. ) As Bacon puts it : " Scientia nihil aliud est quam veritatis imago ; nam veritas essendi et veritas cognoscendi idem sunt , nec plus ...
Página 32
... absolutely necessary under all relations , and without any regard to the particular objects of thought , because that without them there would be no thought . These rules may thus be considered a priori , that is , independently of all ...
... absolutely necessary under all relations , and without any regard to the particular objects of thought , because that without them there would be no thought . These rules may thus be considered a priori , that is , independently of all ...
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Palavras e frases frequentes
absolutely abstract actual affirmative animal antecedent applied Aristotle assertion attribute biped Boethius called cause common Comprehension conceived concept conclusion consciousness consequent contains contradiction contradictory contrary conversion copula Crown 8vo definite deny Descartes disjunctive distinction doctrine Edition Enthymeme essential exclusion existence experience expression Extension fact fallacy false Fcap Figure formal formal fallacies generalisation genus gism given ground Hamilton Hegel hypothetical Illustrations individual object Induction intuition judgment knowledge law of Identity law of Non-Contradiction laws of thought logicians major premiss mark matter means middle term Mill moods nature necessarily necessary negation negative Non-Contradiction notion Occam opposition organised particular phænomenon plant positive possible Prantl predicate principle properly proposition quantity reality reasoning reference regarded relation rule sense simply singular Socrates speak species sphere subject and predicate sublate supposed Syllogism thing thought tion triangle true truth Ueberweg universal valid vols whole wholly words
Passagens conhecidas
Página 474 - If an instance in which the phenomenon under investigation occurs, and an instance in which it does not occur, have every circumstance in common save one, that one occurring only in the former; the circumstance in which alone the two instances differ is the effect, or the cause, or an indispensable part of the cause, of the phenomenon.
Página 215 - O'er Roslin all that dreary night A wondrous blaze was seen to gleam ; Twas broader than the watch-fire's light, And redder than the bright moonbeam. It glared on Roslin's castled rock, It ruddied all the copse-wood glen ; 'Twas seen from Dryden's groves of oak, And seen from cavern'd Hawthornden.