You have chosen 'A Tour through Mathematical Logic' by Robert S. Wolf, 'Reasons for Actions and Desires' by Philippa Foot and 'The Gathas (seventeen hymns)' by Zoroaster
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Knowledge Sources, or select a subheading: |
| A. | A Priori Knowledge | |
| B. | Perception | |
| C. | Rationalism | |
| D. | Empiricism | |
| E. | Direct Knowledge |