Combining Texts

All the ideas for 'Letters to Edward Stillingfleet', 'On Euclidean Geometry' and 'Letters to a Young Clergyman'

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

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4 ideas

2. Reason / A. Nature of Reason / 9. Limits of Reason

22520

You can't reason someone out of an irrational opinion [Swift]

5. Theory of Logic / K. Features of Logics / 1. Axiomatisation

16886

The truth of an axiom must be independently recognisable [Frege]

9. Objects / D. Essence of Objects / 3. Individual Essences

15990

Every individual thing which exists has an essence, which is its internal constitution [Locke]

11. Knowledge Aims / B. Certain Knowledge / 1. Certainty

15994

If it is knowledge, it is certain; if it isn't certain, it isn't knowledge [Locke]