Combining Texts
Ideas for
'Metaphysics', 'Modes of Extension: comment on Fine' and 'The Possibility of Metaphysics'
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15 ideas
10. Modality / A. Necessity / 2. Nature of Necessity
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12611
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Necessity makes alternatives impossible [Aristotle]
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10. Modality / A. Necessity / 3. Types of Necessity
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15079
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'Conceptual' necessity is narrow logical necessity, true because of concepts and logical laws [Lowe]
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10. Modality / A. Necessity / 5. Metaphysical Necessity
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16063
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Metaphysical necessity is logical necessity 'broadly construed' [Lowe, by Lynch/Glasgow]
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10. Modality / A. Necessity / 6. Logical Necessity
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17852
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A thing has a feature necessarily if its denial brings a contradiction [Aristotle]
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8260
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Logical necessity can be 'strict' (laws), or 'narrow' (laws and definitions), or 'broad' (all logical worlds) [Lowe]
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10. Modality / B. Possibility / 1. Possibility
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15769
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Anything which is possible either exists or will come into existence [Aristotle]
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16131
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The metaphysically possible is what acceptable principles and categories will permit [Lowe]
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15779
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Possibility is when the necessity of the contrary is false [Aristotle]
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10. Modality / B. Possibility / 4. Potentiality
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15777
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A 'potentiality' is a principle of change or process in a thing [Aristotle]
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15774
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We recognise potentiality from actuality [Aristotle]
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14544
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Potentialities are always for action, but are conditional on circumstances [Aristotle]
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15778
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Things are destroyed not by their powers, but by their lack of them [Aristotle]
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10. Modality / C. Sources of Modality / 6. Necessity from Essence
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12612
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Some things have external causes of their necessity; others (the simple) generate necessities [Aristotle]
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15108
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Aristotle's says necessary truths are distinct and derive from essential truths [Aristotle, by Koslicki]
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10. Modality / E. Possible worlds / 1. Possible Worlds / e. Against possible worlds
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8320
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Does every abstract possible world exist in every possible world? [Lowe]
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