You have chosen 'Exigency to Exist in Essences' by Gottfried Leibniz, 'Ontology and the Vicious Circle Principle' by Charles Chihara and 'On Eternal and Immutable Morality' by Ralph Cudworth
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Natural Reality, or select a subheading: |
| A. | Classical Physics | |
| B. | Modern Physics | |
| C. | Space | |
| D. | Time | |
| E. | Cosmology | |
| F. | Chemistry | |
| G. | Biology |