You have chosen 'Cognition of Value in Aristotle's Ethics' by Deborah Achtenberg, 'Human Flourishing, Ethics and Liberty' by Gilbert Harman and 'Exigency to Exist in Essences' 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 |