You have chosen 'Introduction to 'Virtues of Authenticity'' by Alexander Nehamas, 'Fourfold Root of Princ of Sufficient Reason' by Arthur Schopenhauer and 'A Realistic Theory of Categories' by Roderick Chisholm
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 |