"The blades I wield are only the finest, made by the greatest blacksmiths. To bring anything less into the battlefield would be a disgrace to myself."

Yes, he likes this topic... a lot. He can stay here and talk about swords all day with the Lord of Spirits if she would like to. She's given him the chance to talk about his hobby so here he is talking about it. He has no shame in what he likes and enjoys and it's rather nice to be normal for once. Not that he'd ever lessen his responsibility as king.