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Ideas for 'works', 'Logicism in the 21st Century' and 'The Problem of the Essential Indexical'

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2 ideas

18. Thought / A. Modes of Thought / 3. Emotions / g. Controlling emotions

1651	Plato wanted to somehow control and purify the passions [Vlastos on Plato]

18. Thought / E. Abstraction / 7. Abstracta by Equivalence

8786	One first-order abstraction principle is Frege's definition of 'direction' in terms of parallel lines [Hale/Wright]