[He knows. And he's seen enough of Merlin's issues to understand that he's looking at something that's very reminiscent of what Aramis would be like in the same situation]
... I know. [Sighs out. He doesn't blame him - can't blame him for it, even if he now has the memories of telling Aramis to let it be and have him not listen; and knowing why he wouldn't have listened ever to such a request]
I'm... tired of always being turned into some kind of monster with this magic. [First a demon, now a vampire. What's next, actually becoming some kind of animal monster?]