Combining Texts

Ideas for 'God and Human Attributes', 'Posterior Analytics' and 'Three Dialogues of Hylas and Philonous'

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3 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 / A. Necessity / 10. Impossibility

3946	A thing is shown to be impossible if a contradiction is demonstrated within its definition [Berkeley]