Ideas from 'Subjective View: sec qualities and indexicals' by Colin McGinn [1983], by Theme Structure
[found in 'The Subjective View' by McGinn,Colin [OUP 1983,0-19-824695-1]].
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7. Existence / D. Theories of Reality / 2. Realism
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22427
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To explain object qualities, primary qualities must be more than mere sources of experience
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12. Knowledge Sources / B. Perception / 2. Qualities in Perception / b. Primary/secondary
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22415
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Relativity means differing secondary perceptions are not real disagreements
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22416
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Phenomenalism is correct for secondary qualities, so scepticism is there impossible
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22422
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Maybe all possible sense experience must involve both secondary and primary qualities
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22428
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You understood being red if you know the experience involved; not so with thngs being square
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22413
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Being red simply consists in looking red
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12. Knowledge Sources / B. Perception / 2. Qualities in Perception / c. Primary qualities
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22414
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You don't need to know how a square thing looks or feels to understand squareness
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22423
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Touch doesn't provide direct experience of primary qualities, because touch feels temperature
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22426
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We can perceive objectively, because primary qualities are not mind-created
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12. Knowledge Sources / B. Perception / 2. Qualities in Perception / d. Secondary qualities
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22412
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Lockean secondary qualities (unlike primaries) produce particular sensory experiences
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22421
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Could there be a mind which lacked secondary quality perception?
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22424
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Secondary qualities contain information; their variety would be superfluous otherwise
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22425
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The utility theory says secondary qualities give information useful to human beings
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12. Knowledge Sources / B. Perception / 3. Representation
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7629
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We see objects 'directly' by representing them
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18. Thought / A. Modes of Thought / 9. Indexical Thought
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22420
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The indexical perspective is subjective, incorrigible and constant
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18410
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Indexical thought is in relation to my self-consciousness
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22417
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Indexicals do not figure in theories of physics, because they are not explanatory causes
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18402
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Indexical concepts are indispensable, as we need them for the power to act
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19. Language / C. Assigning Meanings / 9. Indexical Semantics
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22418
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I can know indexical truths a priori, unlike their non-indexical paraphrases
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