To form, the dynamic element or principle, it owed all its Individuating qualities.
"Education: How Old The New"
James J. Walsh
It follows that in regard to pure spirits the Individuating principle and the specific principle are not only really but also logically, conceptually identical; that the distinction between individual and individual is here properly a specific distinction; that it can be described as numerical only in an analogical sense, if by numerical we mean material or quantitative, i.
"Ontology or the Theory of Being"
Peter Coffey
Hence, too, the individual as such cannot be adequately apprehended by intellect; for all intelligible principles of reality are formal, whereas the Individuating principle is material.
"Ontology or the Theory of Being"
Peter Coffey