Combining Texts

Ideas for 'The Evolution of Modern Metaphysics', 'Carnap and Logical Truth' and 'The Ethics'

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2 ideas

10. Modality / A. Necessity / 6. Logical Necessity

9001	Frege moved Kant's question about a priori synthetic to 'how is logical certainty possible?' [Quine]

10. Modality / A. Necessity / 10. Impossibility

17183

Things are impossible if they imply contradiction, or their production lacks an external cause [Spinoza]