You have chosen 'Presidential Address of Am. Math. Soc' by Oswald Veblen, 'Moral Arguments' by Philippa Foot and 'Principles of Nature and Grace based on Reason' by Gottfried Leibniz
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 |