Combining Texts

All the ideas for 'Ethics: Inventing Right and Wrong', 'The Logic of Boundaryless Concepts' and 'Some Judgements of Perception'

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4 ideas

5. Theory of Logic / A. Overview of Logic / 3. Value of Logic

9390	Logic guides thinking, but it isn't a substitute for it [Rumfitt]

9. Objects / B. Unity of Objects / 3. Unity Problems / e. Vague objects

9389	Vague membership of sets is possible if the set is defined by its concept, not its members [Rumfitt]

11. Knowledge Aims / B. Certain Knowledge / 2. Common Sense Certainty

20147

Arguments that my finger does not exist are less certain than your seeing my finger [Moore,GE]

22. Metaethics / A. Ethics Foundations / 1. Nature of Ethics / f. Ethical non-cognitivism

4761	The 'error theory' of morals says there is no moral knowledge, because there are no moral facts [Mackie, by Engel]