You have chosen 'Symposium' by Xenophon, 'Upon Nothing: Swansea lecture' by Roger Scruton and 'On Anger (Book 3)' by Seneca the Younger
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 |