Plotinus - On the One and Good; Being the Treatises of the Sixth Ennead, Translated From the Greek #261219

These thinkers rejected pure unity on the ground of the plurality observed even in the Intellectual world they rejected an infinite number as not reconcilable with the facts and as defying knowledge considering the foundations of being to be genera rather than elements strictly so called, they concluded for a finite number. Of these genera some found ten, others less, others no doubt more.