In other words, we do not have an a priori insight that every change of the specific qualities of intuited bodies which is experienced or is conceivable in actual or possible experience refers causally to occurrences in the abstract shape stratum of the world,.e., that every such change has, so to speak, a counterpart in the realm of shapes in such a way that any total change in the whole plenum has its causal counterpart in the sphere of shapes.