You have chosen 'Queries to the 'Opticks'' by Isaac Newton, 'Letter to Shumacher' by Carl Friedrich Gauss and 'The Right and the Good' by W. David Ross
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Action, or select a subheading: |
| A. | Definition of Action | |
| B. | Preliminaries of Action | |
| C. | Motives for Action |