and the marine in the back laughs and you kind of turn around and you say youre a corporal right marine and he says yea and you look ahead at the road and say how long you been in and he says what and you say how long you been in and he says oh , four years and you say im a e-4 too , been in for a year , and next year ill be an e-5 and what will you be then and he says probably still a fucking corporal and you both laugh .