Combining Texts
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'', 'Thought and Reality' and 'The Philosophy of Nature: new essentialism'
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6 ideas
10. Modality / B. Possibility / 1. Possibility
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Scientific essentialists say science should define the limits of the possible [Ellis]
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10. Modality / C. Sources of Modality / 5. Modality from Actuality
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Essentialists deny possible worlds, and say possibilities are what is compatible with the actual world [Ellis]
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10. Modality / C. Sources of Modality / 6. Necessity from Essence
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Metaphysical necessities are true in virtue of the essences of things [Ellis]
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10. Modality / D. Knowledge of Modality / 3. A Posteriori Necessary
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Essentialists say natural laws are in a new category: necessary a posteriori [Ellis]
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10. Modality / D. Knowledge of Modality / 4. Conceivable as Possible / a. Conceivable as possible
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Imagination tests what is possible for all we know, not true possibility [Ellis]
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10. Modality / E. Possible worlds / 1. Possible Worlds / c. Possible worlds realism
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Possible worlds realism is only needed to give truth conditions for modals and conditionals [Ellis]
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