He has work to do when it comes to interacting with others. His strange gaze - a combination of eerie grey and bright blue - refocuses on Wei Ying, though that isn't entirely comforting since nebulous shadows pass across his grey iris.

"Welcome. Are you a musician?" he motions at the flute, "My brother...has a gift."

Which is putting it mildly. In his opinion, there is no better bard on Arda.