You have chosen 'What Mary Didn't Know' by Frank Jackson, 'Our Knowledge of the External World' by Bertrand Russell and 'Intro to 2nd ed of Principia Mathematica' by Bertrand Russell
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 |