Willard Van Orman Quine Quotes About Logic

Quotes about: Logic

• The totality of our so-called knowledge or beliefs, from the most casual matters of geography and history to the profoundest laws of atomic physics or even of pure mathematics and logic, is a man-made fabric which impinges on experience only along the edges. Or, to change the figure, total science is like a field of force whose boundary conditions are experience.

  Willard Van Orman Quine

  Men, Geography And History, Fabric

  "Quintessence: Basic Readings from the Philosophy of W.V. Quine".

• If pressed to supplement Tweedledee's ostensive definition of logic with a discursive definition of the same subject, I would say that logic is the systematic study of the logical truths. Pressed further, I would say that a sentence is logically true if all sentences with its grammatical structure are true. Pressed further still, I would say to read this book.

  Willard Van Orman Quine

  Book, Definitions, Systematic

• Implication is thus the very texture of our web of belief, and logic is the theory that traces it.

  Willard Van Orman Quine

  Texture, Belief, Logic

  "The web of belief". Book by Willard Van Orman Quine, 1970.

• Logic chases truth up the tree of grammar.

  Willard Van Orman Quine

  Tree, Logic, Grammar

  Willard Van Orman Quine (1986). “Philosophy of Logic”, p.35, Harvard University Press

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

  Willard Van Orman Quine

  Logic, Subjects, Has Beens

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

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