You have chosen 'Letters to Leibniz' by Antoine Arnauld, 'The Aim and Structure of Physical Theory' by Pierre Duhem and 'On the Nature of Moral Values' by Willard Quine
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 |