You have chosen 'On Duties ('De Officiis')' by M. Tullius Cicero, 'The Individual, the State, and the Common Good' by John Haldane and 'Tractatus de corpore Christi' by William of Ockham
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 |