Harry Callahan: Well, when an adult male is chasing a female with intent to commit rape, I shoot the bastard. That's my policy.
The Mayor: Intent? How did you establish that?
Harry Callahan: When a naked man is chasing a woman through an alley with a butcher's knife and a hard-on, I figure he isn't out collecting for the Red Cross.

walks out
The Mayor: He's got a point.