You don't know very much, do you?
3 seconds sound clip from the Jaws (1975) movie soundboard.
You can hear this line at 01:04:36 in the Blu-ray version of the movie.
Quote context
[...]
- You write born to kill on your helmet and you wear a peace button.
- What's that supposed to be, some kind of sick joke?
- No, sir.
- What is it supposed to mean?
- You don't know very much, do you?
- Get your head and your ass wired together or I will take a giant shit on you.
- Now answer my question or you'll be standing tall before the man.
[...]