Combining Texts

All the ideas for 'Philosophical Investigations', 'Treatise of Human Nature' and 'In Defence of Three-Dimensionalism'

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118 ideas

1. Philosophy / D. Nature of Philosophy / 3. Philosophy Defined
Philosophy is a battle against the bewitchment of our intelligence by means of language [Wittgenstein]
1. Philosophy / D. Nature of Philosophy / 7. Despair over Philosophy
What is your aim in philosophy? - To show the fly the way out of the fly-bottle [Wittgenstein]
1. Philosophy / F. Analytic Philosophy / 5. Linguistic Analysis
Bring words back from metaphysics to everyday use [Wittgenstein]
2. Reason / A. Nature of Reason / 7. Status of Reason
Reason is and ought to be the slave of the passions [Hume]
2. Reason / B. Laws of Thought / 3. Non-Contradiction
The problem is to explain the role of contradiction in social life [Wittgenstein]
5. Theory of Logic / E. Structures of Logic / 1. Logical Form
Wittgenstein says we want the grammar of problems, not their first-order logical structure [Wittgenstein, by Horsten/Pettigrew]
5. Theory of Logic / F. Referring in Logic / 1. Naming / a. Names
Naming is a preparation for description [Wittgenstein]
5. Theory of Logic / F. Referring in Logic / 1. Naming / b. Names as descriptive
A name is not determined by a description, but by a cluster or family [Wittgenstein, by Kripke]
6. Mathematics / B. Foundations for Mathematics / 5. Definitions of Number / d. Hume's Principle
Two numbers are equal if all of their units correspond to one another [Hume]
7. Existence / A. Nature of Existence / 2. Types of Existence
There is no medium state between existence and non-existence [Hume]
8. Modes of Existence / C. Powers and Dispositions / 1. Powers
Power is the possibility of action, as discovered by experience [Hume]
There may well be powers in things, with which we are quite unacquainted [Hume]
8. Modes of Existence / C. Powers and Dispositions / 7. Against Powers
We have no idea of powers, because we have no impressions of them [Hume]
The distinction between a power and its exercise is entirely frivolous [Hume]
8. Modes of Existence / E. Nominalism / 2. Resemblance Nominalism
Momentary impressions are wrongly identified with one another on the basis of resemblance [Hume, by Quine]
If we see a resemblance among objects, we apply the same name to them, despite their differences [Hume]
9. Objects / A. Existence of Objects / 5. Individuation / a. Individuation
Individuation is only seeing that a thing is stable and continuous over time [Hume]
9. Objects / B. Unity of Objects / 2. Substance / e. Substance critique
The only meaning we have for substance is a collection of qualities [Hume]
Aristotelians propose accidents supported by substance, but they don't understand either of them [Hume]
9. Objects / D. Essence of Objects / 5. Essence as Kind
Essence is expressed by grammar [Wittgenstein]
9. Objects / E. Objects over Time / 1. Objects over Time
A change more obviously destroys an identity if it is quick and observed [Hume]
Changing a part can change the whole, not absolutely, but by its proportion of the whole [Hume]
9. Objects / E. Objects over Time / 2. Objects that Change
If identity survives change or interruption, then resemblance, contiguity or causation must unite the parts of it [Hume]
If a republic can retain identity through many changes, so can an individual [Hume]
9. Objects / E. Objects over Time / 3. Three-Dimensionalism
3-D says things are stretched in space but not in time, and entire at a time but not at a location [Fine,K]
Genuine motion, rather than variation of position, requires the 'entire presence' of the object [Fine,K]
9. Objects / E. Objects over Time / 4. Four-Dimensionalism
4-D says things are stretched in space and in time, and not entire at a time or at a location [Fine,K]
You can ask when the wedding was, but not (usually) when the bride was [Fine,K, by Simons]
9. Objects / E. Objects over Time / 5. Temporal Parts
Three-dimensionalist can accept temporal parts, as things enduring only for an instant [Fine,K]
9. Objects / E. Objects over Time / 7. Intermittent Objects
If a ruined church is rebuilt, its relation to its parish makes it the same church [Hume]
9. Objects / E. Objects over Time / 8. Continuity of Rivers
We accept the identity of a river through change, because it is the river's nature [Hume]
9. Objects / E. Objects over Time / 9. Ship of Theseus
The purpose of the ship makes it the same one through all variations [Hume]
9. Objects / F. Identity among Objects / 1. Concept of Identity
Multiple objects cannot convey identity, because we see them as different [Hume]
Both number and unity are incompatible with the relation of identity [Hume]
9. Objects / F. Identity among Objects / 5. Self-Identity
'An object is the same with itself' is meaningless; it expresses unity, not identity [Hume]
Saying an object is the same with itself is only meaningful over a period of time [Hume]
10. Modality / A. Necessity / 10. Impossibility
Nothing we clearly imagine is absolutely impossible [Hume]
10. Modality / A. Necessity / 11. Denial of Necessity
Necessity only exists in the mind, and not in objects [Hume]
11. Knowledge Aims / A. Knowledge / 4. Belief / c. Aim of beliefs
The belief that fire burns is like the fear that it burns [Wittgenstein]
11. Knowledge Aims / C. Knowing Reality / 1. Perceptual Realism / c. Representative realism
Hume says objects are not a construction, but an imaginative leap [Hume, by Robinson,H]
11. Knowledge Aims / C. Knowing Reality / 2. Phenomenalism
Are sense-data the material of which the universe is made? [Wittgenstein]
12. Knowledge Sources / B. Perception / 4. Sense Data / d. Sense-data problems
As sense-data are necessarily private, they are attacked by Wittgenstein's objections [Wittgenstein, by Robinson,H]
12. Knowledge Sources / D. Empiricism / 2. Associationism
Associationism results from having to explain intentionality just with sense-data [Robinson,H on Hume]
12. Knowledge Sources / D. Empiricism / 5. Empiricism Critique
Even Hume didn't include mathematics in his empiricism [Hume, by Kant]
12. Knowledge Sources / E. Direct Knowledge / 2. Intuition
How do I decide when to accept or obey an intuition? [Wittgenstein]
13. Knowledge Criteria / C. External Justification / 8. Social Justification
Mathematicians only accept their own proofs when everyone confims them [Hume]
13. Knowledge Criteria / D. Scepticism / 2. Types of Scepticism
Hume became a total sceptic, because he believed that reason was a deception [Hume, by Kant]
13. Knowledge Criteria / D. Scepticism / 6. Scepticism Critique
One can mistrust one's own senses, but not one's own beliefs [Wittgenstein]
14. Science / C. Induction / 1. Induction
The idea of inductive evidence, around 1660, made Hume's problem possible [Hume, by Hacking]
15. Nature of Minds / A. Nature of Mind / 4. Other Minds / c. Knowing other minds
I don't have the opinion that people have minds; I just treat them as such [Wittgenstein]
15. Nature of Minds / A. Nature of Mind / 4. Other Minds / d. Other minds by analogy
It is irresponsible to generalise from my own case of pain to other people's [Wittgenstein]
To imagine another's pain by my own, I must imagine a pain I don't feel, by one I do feel [Wittgenstein]
15. Nature of Minds / B. Features of Minds / 3. Privacy
If a lion could talk, we could not understand him [Wittgenstein]
If a lion could talk, it would be nothing like other lions [Dennett on Wittgenstein]
15. Nature of Minds / C. Capacities of Minds / 2. Imagination
Memory, senses and understanding are all founded on the imagination [Hume]
16. Persons / B. Nature of the Self / 5. Self as Associations
Hume's 'bundle' won't distinguish one mind with ten experiences from ten minds [Searle on Hume]
A person is just a fast-moving bundle of perceptions [Hume]
The parts of a person are always linked together by causation [Hume]
Hume gives us an interesting sketchy causal theory of personal identity [Perry on Hume]
A person is simply a bundle of continually fluctuating perceptions [Hume]
16. Persons / C. Self-Awareness / 1. Introspection
To say that I 'know' I am in pain means nothing more than that I AM in pain [Wittgenstein]
16. Persons / C. Self-Awareness / 3. Limits of Introspection
Introspection always discovers perceptions, and never a Self without perceptions [Hume]
16. Persons / D. Continuity of the Self / 2. Mental Continuity / a. Memory is Self
Memory only reveals personal identity, by showing cause and effect [Hume]
We use memory to infer personal actions we have since forgotten [Hume]
Memory not only reveals identity, but creates it, by producing resemblances [Hume]
Who thinks that because you have forgotten an incident you are no longer that person? [Hume]
16. Persons / D. Continuity of the Self / 2. Mental Continuity / b. Self as mental continuity
Causation unites our perceptions, by producing, destroying and modifying each other [Hume]
16. Persons / E. Rejecting the Self / 4. Denial of the Self
A continuous lifelong self must be justified by a single sustained impression, which we don't have [Hume]
When I introspect I can only observe my perceptions, and never a self which has them [Hume]
We pretend our perceptions are continuous, and imagine a self to fill the gaps [Hume]
Identity in the mind is a fiction, like that fiction that plants and animals stay the same [Hume]
17. Mind and Body / D. Property Dualism / 6. Mysterianism
Why are we not aware of the huge gap between mind and brain in ordinary life? [Wittgenstein]
18. Thought / A. Modes of Thought / 10. Rule Following
An 'inner process' stands in need of outward criteria [Wittgenstein]
Every course of action can either accord or conflict with a rule, so there is no accord or conflict [Wittgenstein]
One cannot obey a rule 'privately', because that is a practice, not the same as thinking one is obeying [Wittgenstein]
If individuals can't tell if they are following a rule, how does a community do it? [Grayling on Wittgenstein]
18. Thought / C. Content / 6. Broad Content
Is white simple, or does it consist of the colours of the rainbow? [Wittgenstein]
Externalist accounts of mental content begin in Wittgenstein [Wittgenstein, by Heil]
18. Thought / D. Concepts / 3. Ontology of Concepts / b. Concepts as abilities
Possessing a concept is knowing how to go on [Wittgenstein, by Peacocke]
Concepts direct our interests and investigations, and express those interests [Wittgenstein]
Man learns the concept of the past by remembering [Wittgenstein]
18. Thought / D. Concepts / 4. Structure of Concepts / h. Family resemblance
Various games have a 'family resemblance', as their similarities overlap and criss-cross [Wittgenstein]
19. Language / A. Nature of Meaning / 1. Meaning
Wittgenstein rejected his earlier view that the form of language is the form of the world [Wittgenstein, by Morris,M]
19. Language / A. Nature of Meaning / 5. Meaning as Verification
Asking about verification is only one way of asking about the meaning of a proposition [Wittgenstein]
19. Language / A. Nature of Meaning / 6. Meaning as Use
For Wittgenstein, words are defined by their use, just as chess pieces are [Wittgenstein, by Fogelin]
We do not achieve meaning and understanding in our heads, but in the world [Wittgenstein, by Rowlands]
We all seem able to see quite clearly how sentences represent things when we use them [Wittgenstein]
In the majority of cases the meaning of a word is its use in the language [Wittgenstein]
19. Language / A. Nature of Meaning / 7. Meaning Holism / b. Language holism
To understand a sentence means to understand a language [Wittgenstein]
19. Language / A. Nature of Meaning / 10. Denial of Meanings
We don't have 'meanings' in our minds in addition to verbal expressions [Wittgenstein]
Make the following experiment: say "It's cold here" and mean "It's warm here" [Wittgenstein]
19. Language / B. Reference / 1. Reference theories
How do words refer to sensations? [Wittgenstein]
19. Language / B. Reference / 3. Direct Reference / b. Causal reference
The standard metre in Paris is neither one metre long nor not one metre long [Wittgenstein]
19. Language / F. Communication / 4. Private Language
Was Wittgenstein's problem between individual and community, or between occasions for an individual? [Rowlands on Wittgenstein]
If a brilliant child invented a name for a private sensation, it couldn't communicate it [Wittgenstein]
We cannot doublecheck mental images for correctness (or confirm news with many copies of the paper) [Wittgenstein]
If we only named pain by our own case, it would be like naming beetles by looking in a private box [Wittgenstein]
If the reference is private, that is incompatible with the sense being public [Wittgenstein, by Scruton]
Getting from perceptions to words cannot be a private matter; the rules need an institution of use [Wittgenstein]
To imagine a language means to imagine a form of life [Wittgenstein]
19. Language / F. Communication / 6. Interpreting Language / c. Principle of charity
Common human behaviour enables us to interpret an unknown language [Wittgenstein]
To communicate, language needs agreement in judgment as well as definition [Wittgenstein]
20. Action / A. Definition of Action / 2. Duration of an Action
If one event causes another, the two events must be wholly distinct [Hume, by Wilson/Schpall]
20. Action / A. Definition of Action / 3. Actions and Events
What is left over if I subtract my arm going up from my raising my arm? [Wittgenstein]
20. Action / C. Motives for Action / 3. Acting on Reason / a. Practical reason
For Hume, practical reason has little force, because we can always modify our desires [Hume, by Graham]
20. Action / C. Motives for Action / 3. Acting on Reason / b. Intellectualism
Reason alone can never be a motive to any action of the will [Hume]
20. Action / C. Motives for Action / 4. Responsibility for Actions
You can only hold people responsible for actions which arise out of their character [Hume]
22. Metaethics / A. Ethics Foundations / 2. Source of Ethics / h. Expressivism
We cannot discover vice by studying a wilful murder; that only arises from our own feelings [Hume]
22. Metaethics / B. Value / 1. Nature of Value / b. Fact and value
Modern science has destroyed the Platonic synthesis of scientific explanation and morality [Hume, by Taylor,C]
The problem of getting to 'ought' from 'is' would also apply in getting to 'owes' or 'needs' [Anscombe on Hume]
You can't move from 'is' to 'ought' without giving some explanation or reason for the deduction [Hume]
22. Metaethics / B. Value / 2. Values / i. Self-interest
Total selfishness is not irrational [Hume]
26. Natural Theory / A. Speculations on Nature / 7. Later Matter Theories / a. Early Modern matter
We have no good concept of solidity or matter, because accounts of them are all circular [Hume]
26. Natural Theory / C. Causation / 8. Particular Causation / c. Conditions of causation
For Hume a constant conjunction is both necessary and sufficient for causation [Hume, by Crane]
26. Natural Theory / C. Causation / 9. General Causation / d. Causal necessity
Hume seems to presuppose necessary connections between mental events [Kripke on Hume]
29. Religion / D. Religious Issues / 1. Religious Commitment / b. Religious Meaning
Grammar tells what kind of object anything is - and theology is a kind of grammar [Wittgenstein]
29. Religion / D. Religious Issues / 2. Immortality / a. Immortality
If all of my perceptions were removed by death, nothing more is needed for total annihilation [Hume]
29. Religion / D. Religious Issues / 2. Immortality / b. Soul
The human body is the best picture of the human soul [Wittgenstein]