You have chosen 'On the Nature of the Gods ('De natura deorum')' by M. Tullius Cicero, 'Mathematical logic and theory of types' by Bertrand Russell and 'Monadology' 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 |