But, if we assume that a man perceives his own infirmity by virtue of understanding something stronger than himself, by the knowledge of which he determines his own power of activity, this is the same as saying that we conceive that a man understands himself distinctly (IV. xxvi.), because his power of activity is aided.
Onartzen badugu, ordea, gizakiak bere ezintasuna ulertzen duela, bera baino ahaltsuago den zerbait ezagutzetik, eta ezagutza horrekin bere iharduteko ahalmena mugatzen duela, orduan, hauxe baizik ez dugu ulertzen, hots, gizaki horrek bere burua bereiziki ezagutzen duela edo (26. Prop. arabera) bere iharduteko ahalmena lagundua dela.