Combining Texts

All the ideas for 'fragments/reports', 'The Quest for Certainty' and 'Commentary on Euclid's 'Elements''

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

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5 ideas

11. Knowledge Aims / B. Certain Knowledge / 1. Certainty

21516

We want certainty in order achieve secure results for action [Dewey]

14. Science / D. Explanation / 2. Types of Explanation / g. Causal explanations

13165

Geometrical proofs do not show causes, as when we prove a triangle contains two right angles [Proclus]

18. Thought / E. Abstraction / 1. Abstract Thought

9569	The origin of geometry started in sensation, then moved to calculation, and then to reason [Proclus]

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]