The Port Royal Art of Thinking: In Four Parts. Of reflections upon ideas, or upon the first operation of the mind, which is called apprehension, &c. Of considerations of men about proper judgments,&c. Of the nature and various kinds of reasoning, &c. Of the most profitable method for demonstrating or illustrating any truth, &c. I.. II.. III.. IV. |
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... Principles of the Second Figure . CHAP . VII . The Rules , Modes , and Grounds , of the Third Figure . CHAP . VIII . The ... Principle to several Syllogisms that seem to be intricate . CHAP . XII . Of Conjunctive Syllogisms . CHAP . XIII ...
... Principles of the Second Figure . CHAP . VII . The Rules , Modes , and Grounds , of the Third Figure . CHAP . VIII . The ... Principle to several Syllogisms that seem to be intricate . CHAP . XII . Of Conjunctive Syllogisms . CHAP . XIII ...
Page 2
... Principles of great Truth : CHAP . VIII . Of Rules relating to Demonstration . CHAP . IX . Of some . Errors usually occurring in the Method of the Geome- tricians . CHAP . X. An Answer to what the Geometricians allege for themselves ...
... Principles of great Truth : CHAP . VIII . Of Rules relating to Demonstration . CHAP . IX . Of some . Errors usually occurring in the Method of the Geome- tricians . CHAP . X. An Answer to what the Geometricians allege for themselves ...
Page 5
... men proceed not from this Principle , as being rather caused by the precipitation of the Brain , and through defect of Consideration ; hence they judge rashly of what they only know obscurely and confusedly . DISCOURSE I.
... men proceed not from this Principle , as being rather caused by the precipitation of the Brain , and through defect of Consideration ; hence they judge rashly of what they only know obscurely and confusedly . DISCOURSE I.
Page 6
... principles , never considering what they say or what they think . Vanity and presumption also contribute very much to ... principle , they question the most constant truths , even of religion itself . This is the source of Pyrrhonism ...
... principles , never considering what they say or what they think . Vanity and presumption also contribute very much to ... principle , they question the most constant truths , even of religion itself . This is the source of Pyrrhonism ...
Page 10
... principles which he must necessarily consider and study all at one time , he is amazed and foiled , and many times deprived of the knowledge of several things highly advantageous , which is a fault of great consequence . The capacity of ...
... principles which he must necessarily consider and study all at one time , he is amazed and foiled , and many times deprived of the knowledge of several things highly advantageous , which is a fault of great consequence . The capacity of ...
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Common terms and phrases
according adverbs Æneid affirmed Angles Animal antient aorists appear apprehend Argument Aristotle Attribute Author Axiom believe Body Boethius called cause CHAP Cicero common Complexed comprehended conceive Conclusion consequence consider contained contrary Definition Demonstration denied denote discourse distinct Donatist Enthymeme error Euclid example expressed false falsehood Figure follows Genus Geometricians grammarians Greek hence honour Idea imagine Incident Proposition infinite judge Judgments knowledge language Latin manner matter mean middle Term mind Modes motion nature Negative never noun objects observed particular person Philosophers Plato Predicate principles Priscian pronoun proper prove quæ quod reason Rules sense sentence shew signify Sophism sorts Soul sound speak species Stoics Subject Substance suppose Syllogisms taken tenses things thought tion Triangle true truth understanding Universal verbs Virgil virtue whence whole words γὰρ δὲ εἰ ἐκ ἐν κατὰ μὲν μὴ τὰ τὴν τῆς τοῖς τοῦ τῷ τῶν ὡς
Popular passages
Page 25 - Dire was the tossing, deep the groans : Despair Tended the sick, busiest from couch to couch ; And over them triumphant Death his dart Shook, but delay'd to strike, though oft invoked With vows, as their chief good, and final hope.
Page 143 - In prospect from his throne, how good, how fair, Answering his great idea.
Page 88 - Aside, athirst, afoot, ahead, asleep, aboard, ashore, abed, aground, afloat," &c. The words when and where, and all others of the same nature, such as, whence, whither, whenever, u-herever, &c. may be properly called adverbial conjunctions, because they participate the nature both of adverbs and conjunctions: of conjunctions, as they conjoin sentences; of adverbs, as they denote the attributes either of time, or of place.
Page 133 - Olympian hill I soar, Above the flight of Pegasean wing ! The meaning, not the name, I call ; for thou Nor of the Muses nine, nor on the top Of old Olympus dwell'st ; but...
Page 25 - So spake the cherub; and his grave rebuke, Severe in youthful beauty, added grace Invincible: abash'd the devil stood, And felt how awful goodness is, and saw Virtue in her shape how lovely; saw, and pined His loss: but chiefly to find here observed His lustre visibly impair'd; yet seem'd Undaunted. If I must contend...
Page 139 - To be competently skilled in ancient learning, is by no means a work of such insuperable pains. The very progress itself is attended with delight, and resembles a journey through some pleasant country, where every mile we advance new charms arise. It is certainly as easy to be a scholar, as a gamester, or many other characters equally illiberal and low. The same application, the same quantity of habit, will fit us for one, as completely as for the other.
Page 22 - The feminine, on the contrary, were "such as were conspicuous for the attributes either of receiving, of containing, or of producing and bringing forth ; or which had more of the passive in their nature than of the active ; or which were peculiarly beautiful and amiable ; or which had respect to such excesses as were rather feminine than masculine.
Page 138 - It were to be wished, that those amongst us, who either write or read with a view to employ their liberal leisure (for as to such as do either from views more sordid, we leave them like slaves, to their destined drudgery), it were to be wished, I say, that the liberal (if they have a relish for letters) would inspect the finished models of Grecian literature ; that they would not waste those hours, which they cannot recall, upon the meaner productions of the French and English press, upon that fungous...
Page 138 - Theocritus or Bion ; and for the sublime conceptions of a Sophocles or Homer. The same in prose. Here Isocrates was enabled to display his art, in all the accuracy of periods, and the nice counterpoise of diction. Here Demosthenes found materials for that nervous composition, that manly force of unaffected eloquence, which rushed, like a torrent, too impetuous to be withstood.