Combining Philosophers

All the ideas for Anaxarchus, Adam Cross and Hugh MacColl

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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]

13. Knowledge Criteria / C. External Justification / 1. External Justification

3568	Surely ALL truths are externally justified, by the facts? [Cross,A]

13. Knowledge Criteria / D. Scepticism / 1. Scepticism

3061	Anaxarchus said that he was not even sure that he knew nothing [Anaxarchus, by Diog. Laertius]