Claude Banks: Don't touch this car.
Rayford Gibson: 'Cause I piss on the motherfucker. I ain't gonna touch it, I piss on it.
Claude Banks: Why you got to say nasty shit, Ray?
Rayford Gibson: 'Cause I'm a nasty motherfucker.
Claude Banks: Oh yard boy, Mrs. Myrtle could use some attention - perhaps some fertilizer would restore its exuberance. Get yo ass to work.
Claude Banks: I hope your ass piss the bed with that weak-ass bladder of yours.
Rayford Gibson: If I do, then I'll put the sheets on you.
Claude Banks: You know what you probably just slow me down.
Rayford Gibson: How I'ma slow yo slow ass down.
Dexter Wilkins: You've been on this farm for quite a spell, haven't you?
Claude Banks: Over 40 years now, me and Ray Gibson over there.
Dexter Wilkins: 40 years... that's a long time for any crime, even murder.
Claude Banks: It's a hell of a lot longer when you're innocent.
Dexter Wilkins: Half the men in this prison swear they're innocent, Claude. Don't you think that's kind of funny?
Claude Banks: Well, you have to forgive me if I don't laugh.
Young Sheriff Pike: You just committed suicide, boy.
Young Sheriff Pike: My goodness, my old friend, Winston Hancock. I thought we agreed that you was gonna leave town.
Winston Hancock: Well, I was going to leave, Sheriff Pike... but your wife, she begged me to stay.
Jangle Leg: I da pappy.
Answer: Because he is gay. In the time this movie is set, being homosexual was not only an extreme moral and religious taboo, but it was illegal in most parts of the US. Biscuit is too ashamed of letting his mother find out about his relationship with Jangle Leg, so he runs, knowing the guards will shoot him dead.
roboc