Full Idea
The individual soul, which declines towards matter, is bound to the matter by the form which her disposition has made her choose.
Gist of Idea
The soul is bound to matter by the force of its own disposition
Source
Porphyry (Launching Points to the Realm of the Mind [c.280], 6Enn4 39)
Book Reference
Porphyry: 'Launching Points to the Realm of the Mind', ed/tr. Guthrie,Kenneth [Phanes 1988], p.62
A Reaction
This sounds like the soul is boss over the matter, and yet the soul is 'made' to choose union with matter. The Universal Soul is seen by Porphyr as the controller of the situation.