Combining Philosophers

All the ideas for Thrasymachus, Augustus De Morgan and Isaiah Berlin

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12 ideas

1. Philosophy / B. History of Ideas / 1. History of Ideas

7460	The great moments are the death of Aristotle, Machiavelli, and Romanticism [Berlin, by Watson]

1. Philosophy / B. History of Ideas / 5. Later European Thought

7662	Romanticism is the greatest change in the consciousness of the West [Berlin]

5. Theory of Logic / E. Structures of Logic / 6. Relations in Logic

17744

De Morgan started the study of relations and their properties [De Morgan, by Walicki]

13501

De Morgan found inferences involving relations, which eluded Aristotle's syllogistic [De Morgan, by Hart,WD]

5. Theory of Logic / G. Quantification / 2. Domain of Quantification

17743

De Morgan introduced a 'universe of discourse', to replace Boole's universe of 'all things' [De Morgan, by Walicki]

20. Action / C. Motives for Action / 3. Acting on Reason / b. Intellectualism

7665	Most Enlightenment thinkers believed that virtue consists ultimately in knowledge [Berlin]

23. Ethics / C. Virtue Theory / 3. Virtues / a. Virtues

7676	If we are essentially free wills, authenticity and sincerity are the highest virtues [Berlin]

23. Ethics / D. Deontological Ethics / 2. Duty

7664	The Greeks have no notion of obligation or duty [Berlin]

23. Ethics / F. Existentialism / 1. Existentialism

7677	Central to existentialism is the romantic idea that there is nothing to lean on [Berlin]

25. Social Practice / A. Freedoms / 5. Freedom of lifestyle

20544

Berlin distinguishes 'negative' and 'positive' liberty, and rejects the latter [Berlin, by Swift]

28. God / C. Attitudes to God / 3. Deism

1558	Clearly the gods ignore human affairs, or they would have given us justice [Thrasymachus]

29. Religion / B. Monotheistic Religion / 2. Judaism

7663	Judaism and Christianity views are based on paternal, family and tribal relations [Berlin]