You have chosen 'On the Nature of the Gods ('De natura deorum')' by M. Tullius Cicero, 'Quine on Quantifying In' by Kit Fine and 'Frege on Extensions from Concepts' by Tyler Burge
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 |