PPT Slide
Ancient & Medieval Philosophy -- David L. Rouse
- The forms, for Aristotle, are substance only in a secondary sense.
“But in a secondary sense those things are called substances within which, as species, the primary substances are included; also those which, as genera, include the species. For instance, the individual man is included in the species 'man', and the genus to which the species belongs is 'animal'; these, therefore--that is to say, the species 'man' and the genus 'animal,--are termed secondary substances…”