PROP. XVI. The idea of every mode, in which the human body is affected by external bodies, must involve the nature of the human body, and also the nature of the external body.
XVI. Proposizioa Kanpoko gorputzek hunkitzen duten giza Gorputzaren edozein gisako ideiak barne hartu behar du giza Gorputzaren izaera eta, aldi berean, kanpoko gorputzaren izaera.