But the inner nature of the forces which thus appear remains unexplained by such an explanation, which must confine itself to phenomena and their arrangement, because the law which it follows does not extend further.
baina horrela agertzen diren indarren barneko esentziak, berariei darraikien legeak horretara gidatzen ez duelako, azaldu gabe gelditu beharko luke beti eta agerpenean eta horren ordenan gelditu beharko luke.