Combining Texts

All the ideas for 'Letters to Edward Stillingfleet', 'Introduction to Philosophical Papers I' and 'Universal Arithmetick'

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4 ideas

1. Philosophy / E. Nature of Metaphysics / 3. Metaphysical Systems

21461

I tried to be unsystematic and piecemeal, but failed; my papers presuppose my other views [Lewis]

6. Mathematics / B. Foundations for Mathematics / 5. Definitions of Number / b. Greek arithmetic

17783

A number is not a multitude, but a unified ratio between quantities [Newton]

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]