He doesn't know what to say to that. He's reached the end of his emotional capacity and now it's simply confounding him and leaving him blinking slightly stinging eyes. He'd scarcely gotten to know his son before he had to hide him from his people, but it's times like these that Diarmuid's resemblance is almost painful and for that, he has no words.

So he pulls Diarmuid into a tight hug, instead, as though hoping the boy will know what he means.