If nothing, the talking is helping him to maintain awareness, not only to listen and to respond rather than merely putting one foot in front of the other and listening to his tired mind's scattered wanderings, but their source is a concern in and of itself. Even now, past knowing the Ascian will not take advantage of his sorry state, he cannot help a wariness, and alertness as to the man's place around him, the line of their conversation.

He could and would still turn his back on the man if circumstances were right, but he did just wake up to find Emet sitting - sleeping - right beside him on a bench, closer than was in his comfort.

"I have no doubt that it may, should we find a way to save this world. How many lifetimes, how many generations have you seen rise and fall before your ageless eyes?"

Just as well, the Exarch continued on under his own steam. He had suffered worse and would continue to suffer again in the days to come. Of that much, he was certain, but it was hardly the least of his concerns. Once he had bundled down on his bed properly and taken a good, long rest, he would be at his research again as if nothing of the sort had happened.