Combining Texts

All the ideas for 'Lectures on Ethics', 'Second Philosophy' and 'Philosophical Remarks'

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5 ideas

5. Theory of Logic / A. Overview of Logic / 7. Second-Order Logic

10594

Henkin semantics is more plausible for plural logic than for second-order logic [Maddy]

9. Objects / A. Existence of Objects / 3. Objects in Thought

22320

An 'object' is just what can be referred to without possible non-existence [Wittgenstein]

19. Language / A. Nature of Meaning / 2. Meaning as Mental

18283

Language pictures the essence of the world [Wittgenstein]

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

18282

You can't believe it if you can't imagine a verification for it [Wittgenstein]

25. Social Practice / F. Life Issues / 4. Suicide

19739

The maxim for suicide is committed to the value of life, and is thus contradictory [Kant]