You have chosen 'Principles of Nature and Grace based on Reason' by Gottfried Leibniz, 'Precepts for Advancing Science and Arts' by Gottfried Leibniz and 'Summa Contra Gentiles' by Thomas Aquinas
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 |