You have chosen 'A Discourse on Method' by René Descartes, 'The History of the Jews' by Paul Johnson and 'The Aim and Structure of Physical Theory' by Pierre Duhem
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 |