You have chosen 'The Character of Physical Law' by Richard P. Feynman, 'De aequopollentia causae et effectus' by Gottfried Leibniz and 'The Boundary Stones of Thought' by Ian Rumfitt
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 |