You have chosen 'Matter and Memory' by Henri Bergson, 'Intro to 2nd ed of Principia Mathematica' by Bertrand Russell and 'Reasons and Persons' by Derek Parfit
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Science, or select a subheading: |
| A. | Basis of Science | |
| B. | Scientific Theories | |
| C. | Induction | |
| D. | Explanation |