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5. Theory of Logic / A. Overview of Logic / 3. Value of Logic

[relative importance of logic in life and reason]

23 ideas
Logicians acknowledge too few things, while others acknowledge too many [Fitzralph]
Logic teaches us how to order and connect our thoughts [Leibniz]
Logic gives us the necessary rules which show us how we ought to think [Kant]
Only study logic if you think your own reasoning is deficient [Peirce]
Logic tries to understand the world according to a man-made scheme [Nietzsche]
Logic is not driven by truth, but desire for a simple single viewpoint [Nietzsche]
Logic must falsely assume that identical cases exist [Nietzsche]
Logic not only proves things, but also reveals logical relations between them [Frege]
Logic is just slavery to language [Nietzsche]
Frege frequently expressed a contempt for language [Frege, by Dummett]
Logic gives the method of research in philosophy [Russell]
It is logic, not metaphysics, that is fundamental to philosophy [Russell]
Set theory and logic are fairy tales, but still worth studying [Tarski]
Wittgenstein is right that logic is just tautologies [Wittgenstein, by Russell]
Maybe logical truth reflects reality, but in different ways in different languages [Quine]
Logic is easy, but what about logic to the point of death? [Camus]
Logic has an infantile idea of philosophy [Deleuze/Guattari]
Logic hates philosophy, and wishes to supplant it [Deleuze/Guattari]
Given that thinking aims at truth, logic gives universal rules for how to do it [Burge]
Deduction shows entailments, not what to believe [Williams,M]
It is a mistake to think that the logic developed for mathematics can clarify language and philosophy [Jubien]
Formal logic struck me as exactly the language I wanted to think in [Williamson]
Logic guides thinking, but it isn't a substitute for it [Rumfitt]