Combining Texts

All the ideas for 'Introduction to 'Virtues of Authenticity'', 'Investigations into Logical Deduction' and 'Papers of 1918'

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

---

5 ideas

5. Theory of Logic / H. Proof Systems / 4. Natural Deduction

13832

Natural deduction shows the heart of reasoning (and sequent calculus is just a tool) [Gentzen, by Hacking]

8. Modes of Existence / D. Universals / 6. Platonic Forms / a. Platonic Forms

17945

Forms are not a theory of universals, but an attempt to explain how predication is possible [Nehamas]

8. Modes of Existence / D. Universals / 6. Platonic Forms / b. Partaking

17946

Only Tallness really is tall, and other inferior tall things merely participate in the tallness [Nehamas]

11. Knowledge Aims / A. Knowledge / 2. Understanding

17944

'Episteme' is better translated as 'understanding' than as 'knowledge' [Nehamas]

19. Language / D. Propositions / 4. Mental Propositions

22307

Propositions don't name facts, because two opposed propositions can match one fact [Russell]