Combining Philosophers

All the ideas for Hermarchus, Hugh MacColl and Johann Herbart

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3 ideas

4. Formal Logic / F. Set Theory ST / 3. Types of Set / b. Empty (Null) Set

21548

The null class is the class with all the non-existents as its members [MacColl, by Lackey]

21. Aesthetics / B. Nature of Art / 4. Art as Expression

8120	Objects can be beautiful which express nothing at all, such as the rainbow [Herbart, by Tolstoy]

25. Social Practice / F. Life Issues / 6. Animal Rights

6005	Animals are dangerous and nourishing, and can't form contracts of justice [Hermarchus, by Sedley]