Combining Texts

All the ideas for 'Theory of Knowledge (2nd edn)', 'The Bacchae' and 'Symbolic Reasoning'

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

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4 ideas

1. Philosophy / C. History of Philosophy / 4. Later European Philosophy / b. Seventeenth century philosophy

2945	Most philosophers start with reality and then examine knowledge; Descartes put the study of knowledge first [Lehrer]

1. Philosophy / D. Nature of Philosophy / 7. Despair over Philosophy

9283	Our ancient beliefs can never be overthrown by subtle arguments [Euripides]

1. Philosophy / F. Analytic Philosophy / 4. Conceptual Analysis

2946	You cannot demand an analysis of a concept without knowing the purpose of the analysis [Lehrer]

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]