He focuses for a moment, closing his eyes as he puts his thoughts and feelings into the next stone. Deciding to do his uncle next since it will be the easiest one to convey. His uncle prefers very straightforward answers and not to focus on so much of the feelings.

Once done he opens his eyes and prepares that one, setting it into the water.

"This way they can know to pass my responsibilities onto someone else."

One of his biggest concerns since being on the train is that he has burdened them with things he should be taking care of.