I did not look about me, though sometimes I glanced up into the great bowl of the night sky and at the constellations scattered there and the sight was comforting and calming to me, things in the heavens seemed still to be aright and unchanged. But nothing else was, within me or all around. I knew now that I had entered some hitherto unimagined - indeed, unbelieved-in - realm of consciousness, that coming to this place had already changed me and that there was no going back.