Combining Texts

All the ideas for 'Reality and Representation', 'Investigations into Logical Deduction' and 'Thought and Responsibility'

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

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3 ideas

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

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

11. Knowledge Aims / A. Knowledge / 4. Belief / a. Beliefs

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Belief truth-conditions are normal circumstances where the belief is supposed to occur [Papineau]

22. Metaethics / A. Ethics Foundations / 1. Nature of Ethics / g. Moral responsibility

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A man is a responsible agent to the extent he has an intention, and knows what he is doing [Hampshire]