This idealization of changelessness was the common property of all that by gone world.
And for all we know the changelessness of God may be only of such a kind, and this certainly would not prevent Him from acting in some special manner, in order to obtain some special purpose.
Indeed the only changelessness in a man which we could admire, would be that of moral character, always and invariably acting right.
Thirdly, though miracles do not show God's changelessness in the same manner as the unchanging course of nature, they are not inconsistent with it.
He climbs on to the astral plane and, using there the finer astral senses, he studies the astral world, only to find that that also is changing and manifests not the changelessness of the Self.
The fact that Purusha has this attribute of immutability tells us that He is eternal; for changelessness is a mark of the eternal.