You have chosen 'Theory of Knowledge (2nd edn)' by Keith Lehrer, 'The Nature of Musical Expression' by Roger Scruton and 'The Nature and Communication of Substance' by Gottfried Leibniz
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 |