### All the ideas for Michael Burke, J.R. Mayer and John Cottingham

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13 ideas

###### 9. Objects / A. Existence of Objects / 5. Individuation / e. Individuation by kind
 16235 Persistence conditions cannot contradict, so there must be a 'dominant sortal' [Burke,M, by Hawley]
 14753 The 'dominant' of two coinciding sortals is the one that entails the widest range of properties [Burke,M, by Sider]
###### 9. Objects / B. Unity of Objects / 1. Unifying an Object / b. Unifying aggregates
 16072 'The rock' either refers to an object, or to a collection of parts, or to some stuff [Burke,M, by Wasserman]
###### 9. Objects / B. Unity of Objects / 2. Substance / c. Types of substance
 4304 Descartes says there are two substance, Spinoza one, and Leibniz infinitely many [Cottingham]
###### 9. Objects / B. Unity of Objects / 3. Unity Problems / b. Cat and its tail
 14751 Tib goes out of existence when the tail is lost, because Tib was never the 'cat' [Burke,M, by Sider]
###### 9. Objects / B. Unity of Objects / 3. Unity Problems / c. Statue and clay
 16071 Sculpting a lump of clay destroys one object, and replaces it with another one [Burke,M, by Wasserman]
 16234 Burke says when two object coincide, one of them is destroyed in the process [Burke,M, by Hawley]
 13278 Maybe the clay becomes a different lump when it becomes a statue [Burke,M, by Koslicki]
###### 9. Objects / B. Unity of Objects / 3. Unity Problems / d. Coincident objects
 14750 Two entities can coincide as one, but only one of them (the dominant sortal) fixes persistence conditions [Burke,M, by Sider]
###### 12. Knowledge Sources / C. Rationalism / 1. Rationalism
 4303 The notion of substance lies at the heart of rationalist metaphysics [Cottingham]
###### 20. Action / C. Motives for Action / 3. Acting on Reason / a. Practical reason
 4316 Either all action is rational, or reason dominates, or reason is only concerned with means [Cottingham]
###### 26. Natural Theory / C. Causation / 9. General Causation / d. Causal necessity
 4306 For rationalists, it is necessary that effects be deducible from their causes [Cottingham]
###### 27. Natural Reality / A. Classical Physics / 1. Mechanics / d. Gravity
 13605 Gravity isn't a force, because it produces effects without diminishing [Mayer]