Combining Texts

Ideas for 'Sweet Dreams', 'Letters to Lelong' and 'Why the Universe Exists'

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2 ideas

27. Natural Reality / A. Classical Physics / 1. Mechanics / c. Forces

13097

Force in substance makes state follow state, and ensures the very existence of substance [Leibniz]

27. Natural Reality / A. Classical Physics / 1. Mechanics / d. Gravity

21167

Gravity is unusual, in that it always attracts and never repels [New Sci.]