Combining Texts

All the ideas for 'Elucidation of some points in E.Schröder', 'Intro to 'Philosophical Essays'' and 'Reply to Hellman'

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

---

4 ideas

1. Philosophy / D. Nature of Philosophy / 1. Philosophy

9786	Philosophers working like teams of scientists is absurd, yet isolation is hard [Cartwright,R]

2. Reason / A. Nature of Reason / 6. Coherence

9784	A false proposition isn't truer because it is part of a coherent system [Cartwright,R]

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

14238

A class is an aggregate of objects; if you destroy them, you destroy the class; there is no empty class [Frege]

12. Knowledge Sources / A. A Priori Knowledge / 2. Self-Evidence

9379	A sentence is obvious if it is true, and any speaker of the language will instantly agree to it [Quine]