Combining Texts

All the ideas for 'Of Liberty and Necessity', 'Protrepticus (frags)' and 'Foundations of Geometry'

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4 ideas

1. Philosophy / D. Nature of Philosophy / 5. Aims of Philosophy / d. Philosophy as puzzles

17949

Inquiry is the cause of philosophy [Aristotle]

5. Theory of Logic / C. Ontology of Logic / 3. If-Thenism

10053

Geometrical axioms imply the propositions, but the former may not be true [Russell]

6. Mathematics / B. Foundations for Mathematics / 3. Axioms for Geometry

10052

Geometry is united by the intuitive axioms of projective geometry [Russell, by Musgrave]

10. Modality / B. Possibility / 5. Contingency

6215	'Contingent' means that the cause is unperceived, not that there is no cause [Hobbes]