P11: As an image is related to more things, the more frequent it is, or the more often it flourishes, and the more it engages the Mind.

Dem.: For as an image, or affect, is related to more things, there are more causes by which it can be aroused and encouraged, all of which the Mind (by Hypothesis) considers together with the affect. And so the affect is the more frequent, or flourishes more often, and (by P8) engages the Mind more, q.e.d.