The seraphim symbology clearly indicates their ceaseless and eternal revolution about Divine Principles, their heat and keenness, the exuberance of their intense, perpetual, tireless activity, and their elevative and energetic assimilation of those below, kindling them and firing them to their own heat, and wholly purifying them by a burning and all-consuming flame; and by the unhidden, unquenchable, changeless, radiant and enlightening power, dispelling and destroying the shadows of darkness