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01 - Appearance and Reality
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02 - The Existence of Matter
3
03 - The Nature of Matter
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05 - Knowledge by Acquaintance and Knowledge by Description
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07 - On Our Knowledge of General Principles
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08 - How A Priori Knowledge is Possible
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09 - The World of Universals
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10 - On Our Knowledge of Universals
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11 - On Intuitive Knowledge
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13 - Knowledge, Error, and Probable Opinion
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14 - The Limits of Philosophical Knowledge
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15 - The Value of Philosophy