He said:

“You also find another faculty that can combine and separate the images received through the senses and the meanings apprehended by estimation that are available to it. It can also combine images with meanings and separate them from those meanings. When employed by the intellect, it is called the cogitative faculty; when employed by estimation, it is called the imaginative faculty. It seems to be a faculty belonging to estimation and, through estimation, to the intellect.”

I say:

The point is to understand their terminology and what they mean by expressions such as imagination and estimation. Imagination is the inward representation of sensible particulars, while estimation is the representation of non-sensible meanings within those particulars. Both represent particular, individual things. Intellect, by contrast, is general, universal judgment, unrestricted to any particular entity or particular meaning.

Once this is understood, it may be said:

This inward faculty is analogous to the outward sensory faculty, and impugning it is like impugning sense perceptions. What this faculty conceives cannot contradict what is intelligible, just as the other sensory faculties do not contradict