Combining Texts
Ideas for
'Principles of Philosophy', 'On 'Generation and Corruption'' and 'How Things Might Have Been'
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4 ideas
26. Natural Theory / A. Speculations on Nature / 1. Nature
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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 / c. Purpose denied
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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 / 7. Later Matter Theories / c. Matter as extension
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Matter is not hard, heavy or coloured, but merely extended in space [Descartes]
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26. Natural Theory / B. Natural Kinds / 6. Necessity of Kinds
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Maybe the identity of kinds is necessary, but instances being of that kind is not [Mackie,P]
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