Combining Texts

All the ideas for 'fragments/reports', 'The Material Mind' and 'Symbolic Reasoning'

expand these ideas     |    start again     |     specify just one area for these texts

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4 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]

18. Thought / B. Mechanics of Thought / 1. Psychology

6386	In no important way can psychology be reduced to the physical sciences [Davidson]

25. Social Practice / E. Policies / 5. Education / b. Education principles

13304

Learned men gain more in one day than others do in a lifetime [Posidonius]

27. Natural Reality / D. Time / 1. Nature of Time / d. Time as measure

20820

Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus]