Combining Texts

All the ideas for 'Lectures on the History of Philosophy', 'Questions on Aristotle's Posterior Analytics' and 'Letters to Lelong'

expand these ideas     |    start again     |     specify just one area for these texts

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3 ideas

1. Philosophy / D. Nature of Philosophy / 3. Philosophy Defined

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Philosophy is the conceptual essence of the shape of history [Hegel]

12. Knowledge Sources / B. Perception / 2. Qualities in Perception / b. Primary/secondary

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Why can't we deduce secondary qualities from primary ones, if they cause them? [Buridan]

27. Natural Reality / A. Classical Physics / 1. Mechanics / c. Forces

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Force in substance makes state follow state, and ensures the very existence of substance [Leibniz]