You have chosen 'Natural Kinds' by Willard Quine, 'Rules for the Direction of the Mind' by Ren Descartes and 'Conceptual truth and metaphysical necessity' by Robert C. Stalnaker
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 |