Combining Texts

All the ideas for 'works', 'On Motion' and 'Letter to Clerk Maxwell'

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

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3 ideas

23. Ethics / C. Virtue Theory / 3. Virtues / a. Virtues

20239

Unlike us, the early Greeks thought envy was a good thing, and hope a bad thing [Hesiod, by Nietzsche]

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

15313

By 'force' I mean the sources of all actions - sometimes called 'powers' by their outcomes [Breheny]

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

12709

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