You have chosen 'On Duties ('De Officiis')' by M. Tullius Cicero, 'Precepts for Advancing Science and Arts' by Gottfried Leibniz and 'On the Reality of Accidents' 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 |