An Outline of Logic |
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Common terms and phrases
abstract affirmative affirming the consequent ambiguity analogy animals appears argument assertion assume attribute belief called categorical proposition categorical syllogism causal connection cause CHAPTER character circum circumstances circumstantial evidence class name classification color conclusion convergence of evidence crime denying the antecedent disjunctive disjunctive proposition disjunctive syllogism distinction ence Euathlus evil example existence experience fact fallacy false assumption false obversion happen hypothetical syllogism illicit major implies inference instances involves judgment justified kind knowledge Logic major premise matter meaning ment merely Method of Difference mortal motivated doubt nature negative object occur particular perception person point of resemblance possible predicate present principle probability proof prove punishment qualities question regarded relation result rule sense sense-organ splenic fever stances syllogism syllogistic tariff test of truth theory things tion true universal proposition vaccination valid vary visual perception vote whole word
Popular passages
Page 278 - One impulse from a vernal wood May teach you more of man, Of moral evil and of good, Than all the sages can. Sweet is the lore which Nature brings ; Our meddling intellect Mis-shapes the beauteous forms of things : — We murder to dissect. Enough of Science and of Art ; Close up those barren leaves ; Come forth, and bring with you a heart That watches and receives.
Page 86 - Can the people of a United States Territory, in any lawful way, against the wish of any citizen of the United States, exclude slavery from its limits prior to the formation of a State Constitution?
Page 271 - No reason can be given why the general happiness is desirable, except that each person, so far as he believes it to be attainable, desires his own happiness. This, however, being a fact, we have not only all the proof which the case admits of, but all which it is possible to require, that happiness is a good : that each 288 person's happiness is a good to that person, and the general happiness, therefore, a good to the aggregate of all persons.
Page 289 - For forms of government let fools contest; Whate'er is best administered is best: For modes of faith let graceless zealots fight; His can't be wrong whose life is in the right...
Page 256 - Which qualities are commonly thought to be the same in those bodies that those ideas are in us, the one the perfect resemblance of the other, as they are in a mirror, and it would by most men be judged very extravagant if one should say otherwise. And yet he that will consider that the same fire that at one distance produces in us the sensation of warmth does, at a nearer approach, produce in us the far different sensation of pain, ought to bethink himself what reason he has to say that his idea...
Page 233 - When you have proved that the three angles of every triangle are equal to two right angles...
Page 307 - For every kind of beasts and of birds and of serpents and of things in the sea is tamed, and hath been tamed, of mankind; but the tongue can no man tame; it is an unruly evil, full of deadly poison.
Page 279 - In a given state of society, a certain number of persons must put an end to their own life. This is the general law; and the special question as to who shall commit the crime depends of course upon special laws; which, however, in their total action, must obey the large social law to which they are subordinate.
Page 280 - Which of you convinceth me of sin ? And if I say the truth, why do ye not believe me? He that is of God heareth God's words : ye therefore hear them not, because ye are not of God.
Page 128 - 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.