Combining Texts

Ideas for 'In Defense of Essentialism', 'Posterior Analytics' and 'On What There Is'

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5 ideas

10. Modality / A. Necessity / 2. Nature of Necessity

12381

What is necessary cannot be otherwise [Aristotle]

10. Modality / A. Necessity / 3. Types of Necessity

1690	A stone travels upwards by a forced necessity, and downwards by natural necessity [Aristotle]

10. Modality / D. Knowledge of Modality / 3. A Posteriori Necessary

8856	Quine's indispensability argument said arguments for abstracta were a posteriori [Quine, by Yablo]

10. Modality / E. Possible worlds / 2. Nature of Possible Worlds / a. Nature of possible worlds

14189

'Modal realists' believe in many concrete worlds, 'actualists' in just this world, 'ersatzists' in abstract other worlds [Paul,LA]

10. Modality / E. Possible worlds / 3. Transworld Objects / a. Transworld identity

12443

Can an unactualized possible have self-identity, and be distinct from other possibles? [Quine]