You have chosen 'On the Soul (frags)' by Dicaearchus, 'The Runabout Inference Ticket' by Arthur N. Prior and 'Grundlagen der Arithmetik (Foundations)' by Gottlob Frege
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 |