Combining Texts

All the ideas for 'fragments/reports', 'Difficulties of Transfinite Numbers and Types' and 'On 'Generation and Corruption''

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

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5 ideas

6. Mathematics / C. Sources of Mathematics / 10. Constructivism / d. Predicativism

21558

'Predicative' norms are those which define a class [Russell]

21559

We need rules for deciding which norms are predicative (unless none of them are) [Russell]

12. Knowledge Sources / B. Perception / 2. Qualities in Perception / d. Secondary qualities

16721

Changes in secondary qualities are caused by changes in primary qualities [Giles of Orleans]

25. Social Practice / E. Policies / 5. Education / b. Education principles

13304

Learned men gain more in one day than others do in a lifetime [Posidonius]

27. Natural Reality / D. Time / 1. Nature of Time / d. Time as measure

20820

Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus]