Combining Texts

All the ideas for 'Letters to Edward Stillingfleet', 'Action, Intention and Reason' and 'On Motion'

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4 ideas

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

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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]

20. Action / C. Motives for Action / 3. Acting on Reason / c. Reasons as causes

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Actions are not mere effects of reasons, but are under their control [Audi,R]

27. Natural Reality / B. Modern Physics / 1. Relativity / a. Special relativity

12709

Motion is not absolute, but consists in relation [Leibniz]