You have chosen 'On the Happy Life' by Seneca the Younger, 'Mathematical Thought from Ancient to Modern Times' by Morris Kline and 'Identity, Essence and Indiscernibility' by Stephen Yablo
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 |