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Ideas for 'Logical Properties', 'The Ethics' and 'Treatise of Human Nature, Appendix'

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23 ideas

9. Objects / B. Unity of Objects / 1. Unifying an Object / b. Unifying aggregates

17188

A thing is unified if its parts produce a single effect [Spinoza]

9. Objects / B. Unity of Objects / 2. Substance / b. Need for substance

5639	Spinoza implies that thought is impossible without the notion of substance [Spinoza, by Scruton]

9. Objects / B. Unity of Objects / 2. Substance / d. Substance defined

21857

Substance is the power of self-actualisation [Spinoza, by Lord]

4813	Substance is that of which an independent conception can be formed [Spinoza]

9. Objects / D. Essence of Objects / 1. Essences of Objects

4828	The essence of a thing is what is required for it to exist or be conceived [Spinoza]

9. Objects / D. Essence of Objects / 6. Essence as Unifier

17187

Essence gives existence and conception to things, and is inseparable from them [Spinoza]

9. Objects / D. Essence of Objects / 7. Essence and Necessity / b. Essence not necessities

17191

Nothing is essential if it is in every part, and is common to everything [Spinoza]

9. Objects / D. Essence of Objects / 8. Essence as Explanatory

17184

All natures of things produce some effect [Spinoza]

9. Objects / E. Objects over Time / 11. End of an Object

17205

Only an external cause can destroy something [Spinoza]

9. Objects / F. Identity among Objects / 1. Concept of Identity

6058	Identity propositions are not always tautological, and have a key epistemic role [McGinn]

9. Objects / F. Identity among Objects / 2. Defining Identity

6053	Identity is as basic as any concept could ever be [McGinn]

9. Objects / F. Identity among Objects / 4. Type Identity

6043	Type-identity is close similarity in qualities [McGinn]

6044	Qualitative identity is really numerical identity of properties [McGinn]

6046	Qualitative identity can be analysed into numerical identity of the type involved [McGinn]

6045	It is best to drop types of identity, and speak of 'identity' or 'resemblance' [McGinn]

9. Objects / F. Identity among Objects / 5. Self-Identity

6066	Existence is a property of all objects, but less universal than self-identity, which covers even conceivable objects [McGinn]

6054	Sherlock Holmes does not exist, but he is self-identical [McGinn]

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

6047	All identity is necessary, though identity statements can be contingently true [McGinn]

9. Objects / F. Identity among Objects / 7. Indiscernible Objects

17175

There cannot be two substances with the same attributes [Spinoza]

9. Objects / F. Identity among Objects / 8. Leibniz's Law

6049	Leibniz's Law says 'x = y iff for all P, Px iff Py' [McGinn]

6048	Leibniz's Law is so fundamental that it almost defines the concept of identity [McGinn]

17173

Two substances can't be the same if they have different attributes [Spinoza]

6050	Leibniz's Law presupposes the notion of property identity [McGinn]