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Logic Quotes - Page 12

Impulse is, after all, the best linguist; its logic, if not conformable to Aristotle, cannot fail to be most convincing.

Henry David Thoreau (2017). “Early Spring in Massachusetts: From the Journal of Henry David Thoreau”, p.51, Library of Alexandria

Humanism is not wrong in its cry for sociological healing, but humanism is not producing it.

Francis August Schaeffer (1982). “The Complete Works of Francis A. Schaeffer: A Christian view of the west”

It is well known that the central problem of the whole of modern mathematics is the study of transcendental functions defined by differential equations.

Felix Klein (1893). “The Evanston Colloquium: Lectures on Mathematics Delivered from Aug. 28 to Sept. 9, 1893 Before Members of the Congress of Mathematics Held in Connection with the World's Fair in Chicago at Northwestern University, Evanston, Ill”

Logic: an instrument used for bolstering a prejudice.

Harry Persons Taber, Elbert Hubbard (1905). “The Philistine: A Periodical of Protest”

Logic is one thing and commonsense another.

Elbert Hubbard (1911). “A Thousand & One Epigrams: Selected from the Writings of Elbert Hubbard”

Logic is a poor guide compared with custom.

Winston Churchill (1986). “Closing the Ring”, p.150, Houghton Mifflin Harcourt

Plurality is not to be posited without necessity.

William (of Ockham), Philotheus Boehner (1990). “Philosophical Writings: A Selection”, p.21, Hackett Publishing

Logic is an old subject, and since 1879 it has been a great one.

"Methods of Logic". Book by Willard Van Orman Quine, 1950.