You have chosen 'Philosophy and the Nature of Language' by David E. Cooper, 'Substitutional Classes and Relations' by Bertrand Russell and 'Theory of Knowledge (2nd edn)' by Keith Lehrer
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Knowledge Criteria, or select a subheading: |
| A. | Justification Problems | |
| B. | Internal Justification | |
| C. | External Justification | |
| D. | Scepticism | |
| E. | Relativism |