Combining Texts

All the ideas for 'works', 'Answer to 'What is Enlightenment?'' and 'Ontology and the Vicious Circle Principle'

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

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3 ideas

4. Formal Logic / F. Set Theory ST / 8. Critique of Set Theory

18151

Could we replace sets by the open sentences that define them? [Chihara, by Bostock]

5. Theory of Logic / D. Assumptions for Logic / 3. Contradiction

10121

Contradiction is not a sign of falsity, nor lack of contradiction a sign of truth [Pascal]

25. Social Practice / A. Freedoms / 3. Free speech

21058

Enlightenment requires the free use of reason in the public realm [Kant]