In the next place we must treat of things concerning the will of the angels.
In the first place we shall treat of the will itself; secondly, of its movement, which is love.
Under the first heading there are four points of inquiry:
A Whether there is will in the angels?
A Whether the will of the angel is his nature, or his intellect?
A Is there free-will in the angels?
A Is there an irascible and a concupiscible appetite in them?