He argues that the central point of the Metaphysics must be viewed in terms of the distinction between accidental coincidence and perseity
, not merely the distinction between substance and the other categories.
A Fabled Greek hero B Persecution C Independent existence who am I?
Neither the rational nature by itself, nor the perseity
(being a per se existent) of subsistence, can constitute the ultimate specific difference for personhood.
137) As a genus, being will prescind from its differences (such as perseity
, inaliety, aseity, or abaliety),(138) though they may not prescind from it.