Logic: or, The right use of reason in the enquiry after truth

Front Cover
Crosby & Company, 1802 - Conduct of life - 300 pages

From inside the book

What people are saying - Write a review

We haven't found any reviews in the usual places.

Selected pages

Other editions - View all

Common terms and phrases

Popular passages

Page 70 - Use the most proper methods to retain that treasure of ideas which you have acquired; for the mind is ready to let many of them slip, unless some pains and labor be taken to fix them upon the memory.
Page 69 - God and yourselves ; learn animal nature, and the workings of your own spirits. Such a general acquaintance with things will be of very great advantage.
Page 9 - Reason is the glory of human nature, and one of the chief eminences whereby we are raised above our fellow-creatures, the brutes, in this lower world.
Page 66 - ... them. A ballad, once signified a solemn and sacred song, as well as one that is trivial* when Solomon's song was called the ballad of ballads : but now it is applied to nothing but trifling verse, or comical subjects.
Page 150 - Certainty, according to the schools, is distinguished into objective and subjective. Objective certainty, is when the proposition is certainly true in itself; and subjective, when we are certain of the truth of it. The one is in things, the other is in our minds.
Page 152 - As we learn what belongs to the body by the evidence of sense, so we learn what belongs to the soul by an inward consciousness, which may be called a sort of internal feeling, or spiritual sensation of what passes in the mind; as, 'I think before I speak...
Page 243 - When the consequent is contradicted in the minor proposition, that the antecedent may be contradicted in the conclusion : as, If atheists are in the right, then the world exists without a cause; but the world does not exist without a cause ; therefore, atheists...
Page 89 - ... the alteration ; for when any word has been used to signify an idea, that old idea will recur in the mind, when the word is heard or read, rather than any new idea which we may fasten to it. And this is one reason why the received definition of names should be changed as little as possible.
Page 155 - According as the persons that inform us of anything are many or few, or more or less wise, and faithful, and credible, so our faith is more or less firm or wavering, and the proposition believed is either certain or doubtful ; but in matters of faith, an exceeding great probability is called a moral certainty...
Page 72 - To shorten something of this labor, if the books which you read are your own, mark with a pen, or pencil, the most considerable things in them which you desire to remember. Thus you may read that book the second time over with half the trouble, by your eye running over the paragraphs which your pencil has noted...

Bibliographic information