Combining Texts

All the ideas for 'General Draft', 'Gentzen's Analysis of First-Order Proofs' and 'Theory of Knowledge (2nd ed 1977)'

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

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6 ideas

1. Philosophy / D. Nature of Philosophy / 5. Aims of Philosophy / a. Philosophy as worldly

22026

Philosophy is homesickness - the urge to be at home everywhere [Novalis]

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

13831

Logic is based on transitions between sentences [Prawitz]

5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / a. Logical connectives

13825

Natural deduction introduction rules may represent 'definitions' of logical connectives [Prawitz]

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

13823

In natural deduction, inferences are atomic steps involving just one logical constant [Prawitz]

11. Knowledge Aims / A. Knowledge / 5. Aiming at Truth

19569

We have a basic epistemic duty to believe truth and avoid error [Chisholm, by Kvanvig]

15. Nature of Minds / C. Capacities of Minds / 6. Idealisation

19591

Desire for perfection is an illness, if it turns against what is imperfect [Novalis]