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'fragments/reports', 'Pref to new 'Materialist Theory'' and 'The Analysis of Mind'
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5 ideas
12. Knowledge Sources / B. Perception / 2. Qualities in Perception / d. Secondary qualities
7440
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Secondary qualities are microscopic primary qualities of physical things [Armstrong]
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12. Knowledge Sources / B. Perception / 4. Sense Data / a. Sense-data theory
6417
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In 1921 Russell abandoned sense-data, and the gap between sensation and object [Russell, by Grayling]
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6474
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Seeing is not in itself knowledge, but is separate from what is seen, such as a patch of colour [Russell]
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12. Knowledge Sources / B. Perception / 4. Sense Data / d. Sense-data problems
6476
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We cannot assume that the subject actually exists, so we cannot distinguish sensations from sense-data [Russell]
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12. Knowledge Sources / E. Direct Knowledge / 4. Memory
2792
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It is possible the world came into existence five minutes ago, complete with false memories [Russell]
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