Combining Texts

All the ideas for 'Symbolic Reasoning', 'Ancient Philosophy: very short introduction' and 'Many, but almost one'

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

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9 ideas

1. Philosophy / C. History of Philosophy / 2. Ancient Philosophy / b. Pre-Socratic philosophy

12036

Xenophanes began the concern with knowledge [Annas]

1. Philosophy / C. History of Philosophy / 2. Ancient Philosophy / c. Classical philosophy

12046

Plato was the first philosopher who was concerned to systematize his ideas [Annas]

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

21548

The null class is the class with all the non-existents as its members [MacColl, by Lackey]

7. Existence / D. Theories of Reality / 10. Vagueness / d. Vagueness as linguistic

15538

Semantic indecision explains vagueness (if we have precisifications to be undecided about) [Lewis]

9. Objects / B. Unity of Objects / 3. Unity Problems / b. Cat and its tail

15537

If cats are vague, we deny that the many cats are one, or deny that the one cat is many [Lewis]

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

15536

We have one cloud, but many possible boundaries and aggregates for it [Lewis]

19. Language / F. Communication / 6. Interpreting Language / c. Principle of charity

15539

Basic to pragmatics is taking a message in a way that makes sense of it [Lewis]

22. Metaethics / A. Ethics Foundations / 2. Source of Ethics / b. Rational ethics

12037

Euripides's Medea is a key case of reason versus the passions [Annas]

23. Ethics / C. Virtue Theory / 1. Virtue Theory / a. Nature of virtue

12040

Virtue is a kind of understanding of moral value [Annas]