Combining Texts

All the ideas for 'Rationality', 'Lewis: reduction of mind (on himself)' and 'Platonistic Theories of Universals'

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22 ideas

2. Reason / A. Nature of Reason / 1. On Reason
6950 You can be rational with undetected or minor inconsistencies [Harman]
2. Reason / A. Nature of Reason / 6. Coherence
6954 A coherent conceptual scheme contains best explanations of most of your beliefs [Harman]
2. Reason / B. Laws of Thought / 6. Ockham's Razor
8964 Entities can be multiplied either by excessive categories, or excessive entities within a category [Hoffman/Rosenkrantz]
2. Reason / E. Argument / 1. Argument
3993 Arguments are nearly always open to challenge, but they help to explain a position rather than force people to believe [Lewis]
7. Existence / C. Structure of Existence / 2. Reduction
3990 The whole truth supervenes on the physical truth [Lewis]
7. Existence / C. Structure of Existence / 5. Supervenience / b. Types of supervenience
3991 Where pixels make up a picture, supervenience is reduction [Lewis]
8. Modes of Existence / D. Universals / 4. Uninstantiated Universals
8962 'There are shapes which are never exemplified' is the toughest example for nominalists [Hoffman/Rosenkrantz]
8. Modes of Existence / E. Nominalism / 1. Nominalism / a. Nominalism
8961 Nominalists are motivated by Ockham's Razor and a distrust of unobservables [Hoffman/Rosenkrantz]
10. Modality / E. Possible worlds / 2. Nature of Possible Worlds / a. Nature of possible worlds
8963 Four theories of possible worlds: conceptualist, combinatorial, abstract, or concrete [Hoffman/Rosenkrantz]
14. Science / C. Induction / 1. Induction
6955 Enumerative induction is inference to the best explanation [Harman]
14. Science / C. Induction / 3. Limits of Induction
6952 Induction is 'defeasible', since additional information can invalidate it [Harman]
14. Science / C. Induction / 4. Reason in Induction
6953 All reasoning is inductive, and deduction only concerns implication [Harman]
15. Nature of Minds / A. Nature of Mind / 1. Mind / b. Purpose of mind
3995 A mind is an organ of representation [Lewis]
17. Mind and Body / E. Mind as Physical / 1. Physical Mind
3994 Human pain might be one thing; Martian pain might be something else [Lewis]
17. Mind and Body / E. Mind as Physical / 2. Reduction of Mind
3989 I am a reductionist about mind because I am an a priori reductionist about everything [Lewis]
18. Thought / A. Modes of Thought / 4. Folk Psychology
3992 Folk psychology makes good predictions, by associating mental states with causal roles [Lewis]
18. Thought / A. Modes of Thought / 5. Rationality / a. Rationality
6951 Ordinary rationality is conservative, starting from where your beliefs currently are [Harman]
18. Thought / B. Mechanics of Thought / 4. Language of Thought
3996 Folk psychology doesn't say that there is a language of thought [Lewis]
18. Thought / C. Content / 6. Broad Content
3998 If you don't share an external world with a brain-in-a-vat, then externalism says you don't share any beliefs [Lewis]
3997 Nothing shows that all content is 'wide', or that wide content has logical priority [Lewis]
3999 A spontaneous duplicate of you would have your brain states but no experience, so externalism would deny him any beliefs [Lewis]
4000 Wide content derives from narrow content and relationships with external things [Lewis]