He doesn't drink or smoke. He's a real 'straight arrow'.
The 'arrow' on the map points north.
shoot an 'arrow'
(..) I came out here after and Bran had left his bow behind, just lying on the ground. Ser Rodrick would have cuffed him if he saw. There was one arrow in the target and with no one around, just like now. No one to stop me. So I started shooting. And every shot I had to go up there and get my one arrow and walk back and shoot it again. I wasn't very good. Finally, I've hit the bull's eye. Could've been the th shot. Or the th. I don't remember. But I hit the bull's eye. (..)2017 TvShow: Game of Thrones Title: Beyond the Wall Season: 7 Episode 6