vi.) that everyone endeavours to preserve his being. Moreover, this proposition is plain from IV. xxii. Coroll., for if a man should endeavour to preserve his being for the sake of anything else, the last-named thing would obviously be the basis of virtue, which, by the foregoing corollary, is absurd.
Proposizio hau nabarmen da, gainera, Zati honetako 22. Proposizioaren Korolariotik. Ezen, beste gauza batengatik ahaleginduko balitz gizakia bere izana atxikitzeko, orduan, gauza hori litzateke bertutearen lehen oinarria (berez nabarmen denez) eta hori (aipatu Korol. arab.) absurdua da.