Full Idea
There are even things we can abstract from thought matter in general, things like being and oneness and potentiality and realization.
Clarification
'Thought matter' is substance, as opposed to 'perceived matter'
Gist of Idea
Very general ideas (being, oneness, potentiality) can be abstracted from thought matter in general
Source
Thomas Aquinas (Summa Theologicae [1265], Ch.5 Q85.1)
Book Reference
Aquinas,Thomas: 'Summa Theologicae (Concise)', ed/tr. McDermott,Timothy [Christian Classics 1991], p.134
A Reaction
The Aristotelian 'potentiality' means possibility, which means that modality is understood by abstraction. Aquinas seems to have four levels: particular perceived, general perceived, particular thought, and general thought. This is the highest level.