Combining Texts

All the ideas for 'Letter to Russell', 'How to Make our Ideas Clear' and 'Modal Logic as Metaphysics'

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8 ideas

1. Philosophy / D. Nature of Philosophy / 3. Philosophy Defined

7085	The main problem of philosophy is what can and cannot be thought and expressed [Wittgenstein, by Grayling]

3. Truth / E. Pragmatic Truth / 1. Pragmatic Truth

7661	Truth is the opinion fated to be ultimately agreed by all investigators [Peirce]

7. Existence / C. Structure of Existence / 6. Fundamentals / d. Logical atoms

23463

Atomic facts correspond to true elementary propositions [Wittgenstein]

10. Modality / E. Possible worlds / 3. Transworld Objects / e. Possible Objects

18925

If talking donkeys are possible, something exists which could be a talking donkey [Williamson, by Cameron]

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

19089

Our whole conception of an object is its possible practical consequences [Peirce]

11. Knowledge Aims / A. Knowledge / 4. Belief / b. Elements of beliefs

7660	We are aware of beliefs, they appease our doubts, and they are rules of action, or habits [Peirce]

19. Language / A. Nature of Meaning / 5. Meaning as Verification

14906

Non-positivist verificationism says only take a hypothesis seriously if it is scientifically based and testable [Ladyman/Ross on Peirce]

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

23490

A thought is mental constituents that relate to reality as words do [Wittgenstein]