You have chosen 'Isagoge ('Introduction')' by Porphyry, 'The Fixation of Belief' by Charles Sanders Peirce and 'Investigations in the Foundations of Set Theory I' by Ernst Zermelo
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Metaethics, or select a subheading: |
| A. | Ethics Foundations | |
| B. | Value | |
| C. | The Good |