Combining Texts

All the ideas for 'Necessary Existents', 'A Plea for Substitutional Quantification' and 'On the Basis of Morality'

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7 ideas

4. Formal Logic / D. Modal Logic ML / 4. Alethic Modal Logic

9470	Modal logic is not an extensional language [Parsons,C]

5. Theory of Logic / G. Quantification / 4. Substitutional Quantification

9469	Substitutional existential quantifier may explain the existence of linguistic entities [Parsons,C]

9468	On the substitutional interpretation, '(∃x) Fx' is true iff a closed term 't' makes Ft true [Parsons,C]

19. Language / D. Propositions / 3. Concrete Propositions

19216

Propositions (such as 'that dog is barking') only exist if their items exist [Williamson]

22. Metaethics / A. Ethics Foundations / 2. Source of Ethics / b. Rational ethics

21375

Reason can be vicious, and great crimes have to be rational [Schopenhauer]

22. Metaethics / A. Ethics Foundations / 2. Source of Ethics / e. Human nature

21379

Man's three basic ethical incentives are egoism, malice and compassion [Schopenhauer]

25. Social Practice / F. Life Issues / 6. Animal Rights

21376

Philosophy treats animals as exploitable things, ignoring the significance of their lives [Schopenhauer]