Sheriff Doesn't Want Marriage

The Sheriff's girl friend constantly asked the Sheriff to get married. Girl: Please, marry me? Sheriff: I can't. I have to go catch the bank robbers. Girl: Please, marry me? Sheriff: I can't. I have to go catch the rustlers. Girl: Please, let's get married? Sheriff: I can't I have to go catch those who held up the train. Moral of the story: Some men would rather fight outlaws than in-laws!