Note 22 — Chapter II · GENERAL SURVEY OF THE MOST IMPORTANT VIEWS HITHERTO HELD CONCERNING THE PRINCIPLE OF SUFFICIENT REASON.
Karl Hillebrand translation
"There are four causes: first, the essence of a thing itself; second, the sine qua non of a thing; third, what first put a thing in motion; fourth, to what purpose or end a thing is tending." [Tr.'s add.]