You have chosen 'Proof of an External World' by G.E. Moore, 'Letters to the Lord Marquis of Newcastle' by Thomas Hobbes and 'Merely Possible Propositions' 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 |