You have chosen 'Set Theory and related topics (2nd ed)' by Seymour Lipschutz, 'Letter to Frege 29.12.1899' by David Hilbert and 'Reflections on Value' by Simone Weil
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Thought, or select a subheading: |
| A. | Modes of Thought | |
| B. | Mechanics of Thought | |
| C. | Content | |
| D. | Concepts | |
| E. | Abstraction |