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Ideas for 'talk', 'Lectures 1930-32 (student notes)' and 'The New Organon'

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6 ideas

5. Theory of Logic / A. Overview of Logic / 1. Overview of Logic

18724

In logic nothing is hidden [Wittgenstein]

5. Theory of Logic / C. Ontology of Logic / 4. Logic by Convention

18709

Laws of logic are like laws of chess - if you change them, it's just a different game [Wittgenstein]

5. Theory of Logic / D. Assumptions for Logic / 3. Contradiction

18736

Contradiction is between two rules, not between rule and reality [Wittgenstein]

5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / c. not

18723

We may correctly use 'not' without making the rule explicit [Wittgenstein]

5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / d. and

18718

Saying 'and' has meaning is just saying it works in a sentence [Wittgenstein]

5. Theory of Logic / F. Referring in Logic / 1. Naming / a. Names

18727

A person's name doesn't mean their body; bodies don't sit down, and their existence can be denied [Wittgenstein]