Combining Texts
Ideas for
'Metaphysics', 'Ecce Homo' and 'On the Plurality of Worlds'
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17 ideas
18. Thought / A. Modes of Thought / 5. Rationality / b. Human rationality
23311
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Aristotle sees reason as much more specific than our more everyday concept of it [Aristotle, by Frede,M]
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18. Thought / A. Modes of Thought / 5. Rationality / c. Animal rationality
23310
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Animals live by sensations, and some have good memories, but they don't connect experiences [Aristotle]
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18. Thought / B. Mechanics of Thought / 5. Mental Files
11245
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Many memories make up a single experience [Aristotle]
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18. Thought / D. Concepts / 4. Structure of Concepts / i. Conceptual priority
10954
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It is unclear whether acute angles are prior to right angles, or fingers to men [Aristotle]
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18. Thought / E. Abstraction / 1. Abstract Thought
8901
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Abstraction is usually explained either by example, or conflation, or abstraction, or negatively [Lewis]
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18. Thought / E. Abstraction / 3. Abstracta by Ignoring
9792
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Mathematicians study quantity and continuity, and remove the perceptible features of things [Aristotle]
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9077
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Mathematicians suppose inseparable aspects to be separable, and study them in isolation [Aristotle]
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8904
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The Way of Abstraction says an incomplete description of a concrete entity is the complete abstraction [Lewis]
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18. Thought / E. Abstraction / 4. Abstracta by Example
8938
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The Way of Example compares donkeys and numbers, but what is the difference, and what are numbers? [Lewis]
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18. Thought / E. Abstraction / 6. Abstracta by Conflation
8903
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Abstracta can be causal: sets can be causes or effects; there can be universal effects; events may be sets [Lewis]
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8902
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If abstractions are non-spatial, then both sets and universals seem to have locations [Lewis]
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8905
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If universals or tropes are parts of things, then abstraction picks out those parts [Lewis]
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8906
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If we can abstract the extrinsic relations and features of objects, abstraction isn't universals or tropes [Lewis]
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18. Thought / E. Abstraction / 7. Abstracta by Equivalence
8907
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The abstract direction of a line is the equivalence class of it and all lines parallel to it [Lewis]
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8908
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For most sets, the concept of equivalence is too artificial to explain abstraction [Lewis]
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18. Thought / E. Abstraction / 8. Abstractionism Critique
16289
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We can't account for an abstraction as 'from' something if the something doesn't exist [Lewis]
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9075
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If health happened to be white, the science of health would not study whiteness [Aristotle]
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