Combining Texts
Ideas for
'works', 'On Virtue Ethics' and 'Rationality and Logic'
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9 ideas
2. Reason / A. Nature of Reason / 2. Logos
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1575
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For Aristotle logos is essentially the ability to talk rationally about questions of value [Roochnik on Aristotle]
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2. Reason / A. Nature of Reason / 4. Aims of Reason
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1589
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Aristotle is the supreme optimist about the ability of logos to explain nature [Roochnik on Aristotle]
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2. Reason / D. Definition / 4. Real Definition
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8200
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Aristotelian definitions aim to give the essential properties of the thing defined [Aristotle, by Quine]
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2. Reason / D. Definition / 5. Genus and Differentia
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4385
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Aristotelian definition involves first stating the genus, then the differentia of the thing [Aristotle, by Urmson]
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2. Reason / F. Fallacies / 1. Fallacy
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11070
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'Denying the antecedent' fallacy: φ→ψ, ¬φ, so ¬ψ [Hanna]
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11071
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'Affirming the consequent' fallacy: φ→ψ, ψ, so φ [Hanna]
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11088
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We can list at least fourteen informal fallacies [Hanna]
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2. Reason / F. Fallacies / 4. Circularity
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11059
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Circular arguments are formally valid, though informally inadmissible [Hanna]
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2. Reason / F. Fallacies / 5. Fallacy of Composition
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11089
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Formally, composition and division fallacies occur in mereology [Hanna]
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