4. From what has been said, it is easy to discover what is so much inquired after, the PRINCIPIUM INDIVIDUATIONIS; and that, it is plain, is existence itself; which determines a being of any sort to a particular time and place, incommunicable to two beings of the same kind.
4. Esana dugunetik erraz da aurkitzen hain biziki bilatu dena, principium individuationis; eta berau, argi dago, existentzia bera da, edozein motatako izakia garai eta leku zehatz batera determinatzen duena eta espezie bereko izaki biri komunikaezina dena.