### All the ideas for Michael Burke, Gordon Graham and Bernard Bolzano

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33 ideas

###### 2. Reason / B. Laws of Thought / 1. Laws of Thought
 7807 The laws of thought are true, but they are not the axioms of logic [Bolzano, by George/Van Evra]
###### 4. Formal Logic / F. Set Theory ST / 1. Set Theory
 9987 An aggregate in which order does not matter I call a 'set' [Bolzano]
###### 6. Mathematics / A. Nature of Mathematics / 2. Geometry
 9618 Bolzano wanted to reduce all of geometry to arithmetic [Bolzano, by Brown,JR]
###### 6. Mathematics / A. Nature of Mathematics / 5. The Infinite / a. The Infinite
 10856 A truly infinite quantity does not need to be a variable [Bolzano]
###### 6. Mathematics / C. Sources of Mathematics / 2. Intuition of Mathematics
 9830 Bolzano began the elimination of intuition, by proving something which seemed obvious [Bolzano, by Dummett]
###### 7. Existence / C. Structure of Existence / 1. Grounding / c. Grounding and explanation
 17265 Philosophical proofs in mathematics establish truths, and also show their grounds [Bolzano, by Correia/Schnieder]
###### 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 / 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 / E. Direct Knowledge / 2. Intuition
 9185 Bolzano wanted to avoid Kantian intuitions, and prove everything that could be proved [Bolzano, by Dummett]
###### 13. Knowledge Criteria / E. Relativism / 3. Subjectivism
 6685 'Subjectivism' is an extension of relativism from the social group to the individual [Graham]
###### 19. Language / D. Propositions / 1. Propositions
 22276 Bolzano saw propositions as objective entities, existing independently of us [Bolzano, by Potter]
###### 19. Language / D. Propositions / 2. Abstract Propositions / a. Propositions as sense
 17264 Propositions are abstract structures of concepts, ready for judgement or assertion [Bolzano, by Correia/Schnieder]
 12232 A 'proposition' is the sense of a linguistic expression, and can be true or false [Bolzano]
###### 19. Language / E. Analyticity / 2. Analytic Truths
 12233 The ground of a pure conceptual truth is only in other conceptual truths [Bolzano]
###### 22. Metaethics / B. The Good / 1. Goodness / g. Consequentialism
 6698 Negative consequences are very hard (and possibly impossible) to assess [Graham]
###### 22. Metaethics / B. The Good / 1. Goodness / i. Moral luck
 6700 We can't criticise people because of unforeseeable consequences [Graham]
###### 22. Metaethics / C. Ethics Foundations / 1. Nature of Ethics / g. Moral responsibility
 6699 The chain of consequences may not be the same as the chain of responsibility [Graham]
###### 23. Ethics / A. Egoism / 1. Ethical Egoism
 6704 Egoism submits to desires, but cannot help form them [Graham]
###### 23. Ethics / C. Virtue Theory / 2. Elements of Virtue Theory / h. Right feelings
 6701 Rescue operations need spontaneous benevolence, not careful thought [Graham]
###### 23. Ethics / D. Deontological Ethics / 4. Categorical Imperative
 6693 'What if everybody did that?' rather misses the point as an objection to cheating [Graham]
###### 23. Ethics / F. Existentialism / 1. Existentialism
 6691 It is more plausible to say people can choose between values, than that they can create them [Graham]
###### 23. Ethics / F. Existentialism / 2. Nihilism
 6688 Life is only absurd if you expected an explanation and none turns up [Graham]
###### 23. Ethics / F. Existentialism / 5. Existence-Essence
 6705 Existentialism may transcend our nature, unlike eudaimonism [Graham]
###### 23. Ethics / F. Existentialism / 6. Authentic Self
 6690 A standard problem for existentialism is the 'sincere Nazi' [Graham]
###### 23. Ethics / F. Existentialism / 7. Existential Action
 6689 The key to existentialism: the way you make choices is more important than what you choose [Graham]
###### 29. Religion / D. Religious Issues / 1. Religious Commitment / a. Religious Belief
 6706 The great religions are much more concerned with the religious life than with ethics [Graham]
###### 29. Religion / D. Religious Issues / 2. Immortality / a. Immortality
 6709 Western religion saves us from death; Eastern religion saves us from immortality [Graham]