You have chosen 'Sameness and Substance Renewed' by David Wiggins, 'On the Nature of the Gods ('De natura deorum')' by M. Tullius Cicero and 'The General Theory of Employment' by Maynard Keynes
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 |