We may treat of the Soul as in the body — whether it be set above it or actually within it — since the association of the two constitutes the one thi… - Plotinus

Pleasure and distress, fear and courage, desire and aversion, where have these affections and experiences their seat? Clearly, either in the Soul alone, or in the Soul as employing the body, or in some third entity deriving from both. And for this third entity, again, there are two possible modes: it might be either a blend or a distinct form due to the blending.

Thus, with the good we have the bad: we have the opposed movements of a dancer guided by one artistic plan; we recognize in his steps the good as against the bad, and see that in the opposition lies the merit of the design.

For at this point one would arrive at the act of thinking of it (evil, i.e. κακως) as if to be disproportion in regards to proportion, and limitlessness in regards to limit, formlessness in regards to the one-shaping-the-forms, always wanting in self-sufficiency, always indefinite, no where having a place to situate itself, wholly passive, insatiable absolute poverty; and these things above have not been corresponding to it, but as if the true essential being of it is these things, and what is it but all these things.