Ideas from '(Nonsolipsistic) Conceptual Role Semantics' by Gilbert Harman [1987], by Theme Structure
[found in 'Reasoning Meaning and Mind' by Harman,Gilbert [OUP 1999,0-19-823802-9]].
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2. Reason / A. Nature of Reason / 6. Coherence
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12596
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Reasoning aims at increasing explanatory coherence
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12599
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Reason conservatively: stick to your beliefs, and prefer reasoning that preserves most of them
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5. Theory of Logic / A. Overview of Logic / 1. Overview of Logic
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12595
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We have a theory of logic (implication and inconsistency), but not of inference or reasoning
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5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / d. and
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12597
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I might accept P and Q as likely, but reject P-and-Q as unlikely
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7. Existence / D. Theories of Reality / 3. Reality
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12598
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Reality is the overlap of true complete theories
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15. Nature of Minds / A. Nature of Mind / 6. Anti-Individualism
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12602
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There is no natural border between inner and outer
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12603
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We can only describe mental attitudes in relation to the external world
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15. Nature of Minds / B. Features of Minds / 5. Qualia / c. Explaining qualia
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12601
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The way things look is a relational matter, not an intrinsic matter
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18. Thought / D. Concepts / 5. Concepts and Language / a. Concepts and language
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12592
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Concepts in thought have content, but not meaning, which requires communication
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19. Language / A. Nature of Meaning / 6. Meaning as Use
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12590
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Take meaning to be use in calculation with concepts, rather than in communication
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12593
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The use theory attaches meanings to words, not to sentences
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19. Language / A. Nature of Meaning / 7. Meaning Holism / c. Meaning by Role
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12588
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Meaning from use of thoughts, constructed from concepts, which have a role relating to reality
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12589
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Some regard conceptual role semantics as an entirely internal matter
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12600
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The content of thought is relations, between mental states, things in the world, and contexts
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19. Language / F. Communication / 3. Denial
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12594
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If one proposition negates the other, which is the negative one?
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19. Language / F. Communication / 6. Interpreting Language / a. Translation
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12591
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Mastery of a language requires thinking, and not just communication
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