You have chosen 'The Character of Physical Law' by Richard P. Feynman, 'The Mental Life of Some Machines' by Hilary Putnam and 'The Sign of Four' by Arthur Conan Doyle
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 |