Aristotle values his well renowned matter/form distinction to response the inquiry “What is soul?” At the starting of De Anima II.1, he states that there are three kinds of substance:
Matter (potentiality)
Form (actuality)
The aggregate of issue and form
Aristotle is involved in mixtures that are alive. These - plants and animals - are the things that have souls. Their spirits are what make them dwelling things.
Since pattern is what makes issue a “this,” the soul is the form of a dwelling thing. (Not its form, but its ...