You have chosen 'Enquiry concerning Principles of Morals' by David Hume, 'The Tragic Sense of Life' by Miguel de Unamuno and 'The Condemnation of 1277' by Anon (Par)
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 |