But, in so far as the human body is affected in any way by a given external body, thus far (II. xvi. and Coroll.) it perceives that external body.
Baina (16. Prop.&Korol. arab.) giza Gorputza kanpoko gorputz batek nolazpait hunkitzen duen bezainbatean, orduan bai, giza Izpirituak hautematen du kanpoko gorputz hura.