You have chosen 'Morality as system of hypothetical imps.' by Philippa Foot, 'Geometrical Method and Metaphysics' by Gottfried Leibniz and 'New system of communication of substances' by Gottfried Leibniz
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 |