Written over the last 18 months of his life and inspired by his interest in G. E. Moore's defence of common sense, this much discussed volume collects Wittgenstein's reflections on knowledge and certainty, on what it is to know a proposition for sure.
- ISBN10 0061316865
- ISBN13 9780061316869
- Publish Date 6 September 1972
- Publish Status Active
- Out of Print 11 September 2008
- Publish Country US
- Publisher HarperCollins Publishers Inc
- Imprint HarperCollins
- Format Paperback
- Pages 90
- Language German