Game of Thrones S01E02 - Jon Snow & Tyrion Lannister

En route to the Wall, Tyrion and Jon discuss the Night’s Watch; Tyrion is quick to disabuse Jon’s notion of the Watch as a noble calling battling the mythical horrors that dwell beyond the Wall (as it was in history), pointing out that now it is more a dumping ground for the unwanted of Westeros—criminals, prisoners and bastards.