Combining Texts

All the ideas for 'fragments/reports', 'Letters to Fichte' and 'Elucidation of some points in E.Schrder'

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4 ideas

4. Formal Logic / F. Set Theory ST / 3. Types of Set / b. Empty (Null) Set

14238

A class is an aggregate of objects; if you destroy them, you destroy the class; there is no empty class [Frege]

13. Knowledge Criteria / D. Scepticism / 3. Illusion Scepticism

2667	A false object might give the same presentation as a true one [Arcesilaus, by Cicero]

23. Ethics / C. Virtue Theory / 3. Virtues / g. Contemplation

7071	Life and rationality are pointless if we can only contemplate the freedom of our own ego [Jacobi]

23. Ethics / F. Existentialism / 2. Nihilism

7072	Jacobi was the first philosopher to talk of nihilism [Jacobi, by Critchley]