Combining Philosophers

All the ideas for C.S. Lewis, Simone de Beauvoir and Dmitri Mendeleev

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7 ideas

23. Ethics / C. Virtue Theory / 3. Virtues / d. Courage
15640 Courage is not a virtue, but the form of every virtue at its testing point [Lewis,CS]
23. Ethics / F. Existentialism / 3. Angst
20761 If existence is absurd it can never have a meaning [Beauvoir]
24. Political Theory / D. Ideologies / 12. Feminism
20746 One is not born, but rather becomes a woman [Beauvoir]
27. Natural Reality / B. Modern Physics / 4. Standard Model / a. Concept of matter
17402 Mendeleev saw three principles in nature: matter, force and spirit (where the latter seems to be essence) [Mendeleev, by Scerri]
27. Natural Reality / F. Chemistry / 2. Modern Elements
17399 Elements don't survive in compounds, but the 'substance' of the element does [Mendeleev]
27. Natural Reality / F. Chemistry / 3. Periodic Table
17400 Mendeleev focused on abstract elements, not simple substances, so he got to their essence [Mendeleev, by Scerri]
17401 Mendeleev had a view of elements which allowed him to overlook some conflicting observations [Mendeleev]