He almost constantly displays some level of humorous behavior, and frequently makes light of tense situations. He sometimes appears foolish due to this habit, but this seems to be merely his means of dealing with the stress of hunting. Dean shows on multiple occasions a soft spot for children. He has extreme, horrible self esteem issues that he covers up with humor, and his father treats him like a weapon and not a son. He is, deep down, resentful that he never went to college, like his brother.