I don't know if the Jon you knew faces the same problems that I have.

[Given the repetition of the larger events, it was possible that his counterpart would be killed as well. Stannis had told him of similar events at the Wall and he couldn't imagine not being there when Arya arrived at the Wall.]

I was there when Sansa arrived, but you weren't with her. You returned to the Iron Islands.

[But he knew what Theon meant.]

She came to the Wall after my men mutinied.