Elements of Logic: Comprising the Substance of the Article in the Encyclopaedia MetropolitanaHarper & Brothers, 1855 - 396 páginas |
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Elements of Logic: Comprising the Substance of the Article in the ... Richard Whately Vista completa - 1848 |
Elements of Logic: Comprising the Substance of the Article in the ... Richard Whately Vista completa - 1834 |
Términos y frases comunes
abstract Adam Smith admit affirmed ambiguity animals antecedent applied argument Aristotle ascer ascertain assertion believe belong Cæsar called categorical categorical propositions categorical syllogisms Chap Christian Church circumstance common common-term comprehended conclusion consequently considered copula course definition denied denote distinct division doctrine employed Enthymeme error Essay evident example expression fact Fallacy fallacy of division false falsity genus gism hence hypothetical syllogisms ignoratio elenchi implied impossible individual induction infer instance kind labour language logical writers logicians major premiss mathematical matter meaning ment merely middle-term mind miracles nature negative never notion object observed paronymous particular perceive perhaps persons petitio principii possess predicate principles probably properly proposition prove quadruped question reasoning reference religion remarked respecting rules ruminant Scripture sense signify sion Sorites speak species subcontraries suppose syllogism syllogistic term Thaumatrope thing tion treatise triangle true truth understood universal whole word
Pasajes populares
Página 384 - Jesus answered them, I told you, and ye believed not: the works that I do in my Father's name, they bear witness of me.
Página 383 - Mere reason is insufficient to convince us 25 of its veracity: And whoever is moved by Faith to assent to it, is conscious of a continued miracle in his own person, which subverts all the principles of his understanding, and gives him a determination to believe what is most contrary to custom and experience.
Página 337 - God was in Christ, reconciling the World unto himself;' that 'in Him dwelleth all the Fulness of the Godhead bodily;' that ' it is God that worketh in us both to will and to do of his good pleasure...
Página 271 - The word VALUE, it is to be observed, has two different meanings, and sometimes expresses the utility of some particular object, and sometimes the power of purchasing other goods which the possession of that object conveys. The one may be called "value in use;" the other, "value in exchange.
Página 213 - I have observed that two distinct objects may, by being dexterously presented again and again in quick succession, to the mind of a cursory reader, be so associated together in his thoughts as to be conceived capable, when in fact they are not, of being actually combined in practice. The fallacious belief thus induced bears a striking resemblance to the optical illusion effected by that ingenious and philosophical toy called the
Página 360 - By faith Enoch was translated that he should not see death ; and was not found, because GOD had translated him : for before his translation he had this testimony, that he pleased GOD. But without faith it is impossible to please Him : for he that cometh to GOD must believe that He is, and that He is a rewarder of them that diligently seek Him.
Página 248 - From this it follows, that an a priori perception, and not an empirical perception, underlies all conceptions of pure space. Accordingly, no geometrical proposition, as, for instance, that any two sides of a triangle are greater than the third side, can ever be derived from the general conceptions of line and triangle, but only from perception.
Página 278 - ... reasoning comprehends inferring and proving; which are not two different things, but the same thing regarded in two different points of view; like the road from London to York, and the road from York to London. He who infers,* proves ; and he who proves, infers ; but the word " infer " fixes the mind first on the premiss and then on the conclusion ; the word " prove," on the contrary, leads the mind from the conclusion to the premiss.
Página 274 - the stability of the laws of nature,' which is our constant assumption in inquiries relating to natural philosophy, appears in many different shapes, and in some of them does not possess the same complete certainty as in others ; eg, when, from having always observed a certain sheep ruminating, we infer, that this individual sheep will continue to ruminate, we assume that ' the property which has hitherto belonged to this sheep will remain...
Página 218 - It is not that pearls fetch a high price because men have dived for them ; but, on the contrary, men dive for them because they fetch a high price.