Combining Texts

All the ideas for 'Philosophical Fragments', 'The Concept of Logical Consequence' and 'On the Individuation of Attributes'

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8 ideas

5. Theory of Logic / B. Logical Consequence / 1. Logical Consequence

14181

Validity is where either the situation or the interpretation blocks true premises and false conclusion [Etchemendy, by Read]

14180

Etchemendy says fix the situation and vary the interpretation, or fix interpretations with varying situations [Etchemendy, by Read]

7. Existence / A. Nature of Existence / 5. Reason for Existence

16007

I assume existence, rather than reasoning towards it [Kierkegaard]

8. Modes of Existence / B. Properties / 12. Denial of Properties

18439

Because things can share attributes, we cannot individuate attributes clearly [Quine]

8. Modes of Existence / E. Nominalism / 5. Class Nominalism

18442

You only know an attribute if you know what things have it [Quine]

9. Objects / A. Existence of Objects / 5. Individuation / a. Individuation

18441

No entity without identity (which requires a principle of individuation) [Quine]

9. Objects / F. Identity among Objects / 6. Identity between Objects

18440

Identity of physical objects is just being coextensive [Quine]

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

16013

Nothing necessary can come into existence, since it already 'is' [Kierkegaard]