For by saying, “Marvel not,” He indicates the confusion of his soul, and leads him to something lighter than body. He had already led him away from fleshly things, by saying, “That which is born of the Spirit is spirit”; but when Nicodemus knew not what “that which is born of the Spirit is spirit” meant, He next carries him to another figure, not bringing him to the density of bodies, nor yet speaking of things purely incorporeal, (for had he heard he could not have received this,) but having found a something between what is and what is not body, namely, the motion of the wind, He brings him to that next. And He saith of it,