Combining Philosophers

All the ideas for Pherecydes, Robert Axelrod and William S. Jevons

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5 ideas

6. Mathematics / C. Sources of Mathematics / 6. Logicism / a. Early logicism
I hold that algebra and number are developments of logic [Jevons]
23. Ethics / B. Contract Ethics / 8. Contract Strategies
When players don't meet again, defection is the best strategy [Axelrod]
Good strategies avoid conflict, respond to hostility, forgive, and are clear [Axelrod]
26. Natural Theory / A. Speculations on Nature / 6. Early Matter Theories / c. Ultimate substances
Pherecydes said the first principle and element is earth [Pherecydes, by Sext.Empiricus]
29. Religion / D. Religious Issues / 2. Immortality / a. Immortality
Pherecydes was the first to say that the soul is eternal [Pherecydes, by Cicero]