You have chosen 'On the Nature of the Gods ('De natura deorum')' by M. Tullius Cicero, 'Il Saggiatore ('The Assayer')' by Galileo Galilei and 'Moral Realism and Moral Dilemma' by Philippa Foot
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Natural Theory, or select a subheading: |
| A. | Speculations on Nature | |
| B. | Natural Kinds | |
| C. | Causation | |
| D. | Laws of Nature |