Combining Texts
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'fragments/reports', 'The Principles of Chemistry' and 'What Required for Foundation for Maths?'
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7 ideas
27. Natural Reality / B. Modern Physics / 4. Standard Model / a. Concept of matter
17402
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Mendeleev saw three principles in nature: matter, force and spirit (where the latter seems to be essence) [Mendeleev, by Scerri]
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27. Natural Reality / D. Time / 1. Nature of Time / h. Presentism
20819
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The past and the future subsist, but only the present exists [Chrysippus, by Plutarch]
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27. Natural Reality / D. Time / 3. Parts of Time / e. Present moment
20818
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The present does not exist, so our immediate experience is actually part past and part future [Chrysippus, by Plutarch]
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20821
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Time is continous and infinitely divisible, so there cannot be a wholly present time [Chrysippus, by Stobaeus]
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27. Natural Reality / F. Chemistry / 2. Modern Elements
17399
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Elements don't survive in compounds, but the 'substance' of the element does [Mendeleev]
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27. Natural Reality / F. Chemistry / 3. Periodic Table
17400
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Mendeleev focused on abstract elements, not simple substances, so he got to their essence [Mendeleev, by Scerri]
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17401
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Mendeleev had a view of elements which allowed him to overlook some conflicting observations [Mendeleev]
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