Combining Texts

All the ideas for 'Locke on Essences and Kinds', 'On the spiritual perfection of life' and 'On the Individuation of Attributes'

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9 ideas

2. Reason / C. Styles of Reason / 1. Dialectic

22102

Arguing with opponents uncovers truths, and restrains falsehoods [Aquinas]

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 / D. Essence of Objects / 13. Nominal Essence

15642

If kinds depend only on what can be observed, many underlying essences might produce the same kind [Eagle]

15645

Nominal essence are the observable properties of things [Eagle]

15643

Nominal essence mistakenly gives equal weight to all underlying properties that produce appearances [Eagle]

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

18440

Identity of physical objects is just being coextensive [Quine]

26. Natural Theory / B. Natural Kinds / 4. Source of Kinds

15641

Kinds are fixed by the essential properties of things - the properties that make it that kind of thing [Eagle]