Combining Texts

Ideas for 'Logic (Port-Royal Art of Thinking)', 'A Powers Theory of Modality' and 'A Priori Knowledge'

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2 ideas

10. Modality / A. Necessity / 10. Impossibility

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Possibilities are manifestations of some power, and impossibilies rest on no powers [Jacobs]

10. Modality / A. Necessity / 11. Denial of Necessity

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Maybe modal sentences cannot be true or false [Casullo]