Combining Texts

All the ideas for 'fragments/reports', 'Manuscript remains' and 'Truth'

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

9 ideas

1. Philosophy / D. Nature of Philosophy / 1. Philosophy
21916 Philosophers can't be religious, and don't need to be; philosophy is perilous but free [Schopenhauer]
3. Truth / F. Semantic Truth / 1. Tarski's Truth / a. Tarski's truth definition
14965 Truth rests on Elimination ('A' is true → A) and Introduction (A → 'A' is true) [Gupta]
3. Truth / F. Semantic Truth / 2. Semantic Truth
14968 A weakened classical language can contain its own truth predicate [Gupta]
5. Theory of Logic / L. Paradox / 6. Paradoxes in Language / a. The Liar paradox
14964 The Liar reappears, even if one insists on propositions instead of sentences [Gupta]
14969 Strengthened Liar: either this sentence is neither-true-nor-false, or it is not true [Gupta]
20. Action / B. Preliminaries of Action / 2. Willed Action / a. Will to Act
21924 As the subject of willing I am wretched, but absorption in knowledge is bliss [Schopenhauer]
22. Metaethics / A. Ethics Foundations / 2. Source of Ethics / b. Rational ethics
21915 To deduce morality from reason is blasphemy, because it is holy, and far above reason [Schopenhauer]
26. Natural Theory / A. Speculations on Nature / 5. Infinite in Nature
1748 Archelaus was the first person to say that the universe is boundless [Archelaus, by Diog. Laertius]
27. Natural Reality / G. Biology / 3. Evolution
5989 Archelaus said life began in a primeval slime [Archelaus, by Schofield]