Combining Texts

All the ideas for 'Psychophysical and theoretical identifications', 'works' and 'Elucidation of some points in E.Schrder'

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

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5 ideas

4. Formal Logic / F. Set Theory ST / 3. Types of Set / b. Empty (Null) Set

14238

A class is an aggregate of objects; if you destroy them, you destroy the class; there is no empty class [Frege]

23. Ethics / C. Virtue Theory / 3. Virtues / d. Courage

15640

Courage is not a virtue, but the form of every virtue at its testing point [Lewis,CS]

26. Natural Theory / D. Laws of Nature / 4. Regularities / b. Best system theory

9409	Laws are the best axiomatization of the total history of world events or facts [Lewis, by Mumford]

9423	If simplicity and strength are criteria for laws of nature, that introduces a subjective element [Mumford on Lewis]

9424	A number of systematizations might tie as the best and most coherent system [Mumford on Lewis]