Combining Texts
Ideas for
'fragments/reports', 'The Structure of Appearance' and 'Principles of Philosophy'
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7 ideas
26. Natural Theory / A. Speculations on Nature / 1. Nature
15987
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Physics only needs geometry or abstract mathematics, which can explain and demonstrate everything [Descartes]
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26. Natural Theory / A. Speculations on Nature / 2. Natural Purpose / a. Final purpose
20812
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Covers are for shields, and sheaths for swords; likewise, all in the cosmos is for some other thing [Chrysippus]
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26. Natural Theory / A. Speculations on Nature / 2. Natural Purpose / c. Purpose denied
12730
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We will not try to understand natural or divine ends, or final causes [Descartes]
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26. Natural Theory / A. Speculations on Nature / 6. Early Matter Theories / f. Ancient elements
21403
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The later Stoics identified the logos with an air-fire compound, called 'pneuma' [Chrysippus, by Long]
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20828
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Fire is a separate element, not formed with others (as was previously believed) [Chrysippus, by Stobaeus]
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5975
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Stoics say earth, air, fire and water are the primary elements [Chrysippus, by Plutarch]
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26. Natural Theory / A. Speculations on Nature / 7. Later Matter Theories / c. Matter as extension
16601
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Matter is not hard, heavy or coloured, but merely extended in space [Descartes]
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