Combining Texts

All the ideas for 'Chapters on Scepticism', 'works' and 'Morality and Human Sexuality'

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

---

5 ideas

4. Formal Logic / D. Modal Logic ML / 3. Modal Logic Systems / h. System S5

7791	The simplest of the logics based on possible worlds is Lewis's S5 [Lewis,CI, by Girle]

10. Modality / A. Necessity / 2. Nature of Necessity

11002

Equating necessity with informal provability is the S4 conception of necessity [Lewis,CI, by Read]

15. Nature of Minds / A. Nature of Mind / 4. Other Minds / b. Scepticism of other minds

1799	If we can't know minds, we can't know if Pyrrho was a sceptic [Theodosius, by Diog. Laertius]

25. Social Practice / F. Life Issues / 5. Sexual Morality

20890

Why do sexual relationships need permanence, if other relationships don't? [Punzo]

20891

Does engaging in sexual intercourse really need no more thought than playing tennis? [Punzo]