Combining Texts
Ideas for
'Walking the Tightrope of Reason', 'On the Heavens' and 'The Fixation of Belief'
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5 ideas
26. Natural Theory / A. Speculations on Nature / 2. Natural Purpose / a. Final purpose
394
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An unworn sandal is in vain, but nothing in nature is in vain [Aristotle]
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396
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There has to be some goal, and not just movement to infinity [Aristotle]
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26. Natural Theory / A. Speculations on Nature / 6. Early Matter Theories / f. Ancient elements
16102
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Aether moves in circles and is imperishable; the four elements perish, and move in straight lines [Aristotle, by Gill,ML]
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17463
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An element is what bodies are analysed into, and won't itself divide into something else [Aristotle]
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26. Natural Theory / B. Natural Kinds / 2. Defining Kinds
6939
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What is true of one piece of copper is true of another (unlike brass) [Peirce]
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