You have chosen 'Set Theory and related topics (2nd ed)' by Seymour Lipschutz, 'Outlines of Pyrrhonism' by Sextus Empiricus and 'The Origin of the Species' by Charles Darwin
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 |