- So, why don't we just hang out here all day?
- Yes, why don't we?

5 seconds sound clip from the Good Will Hunting movie soundboard.

You can hear this line at 01:19:55 in the Blu-ray version of the movie.

Quote context

[...]

- Good day, gentlemen. And until that day comes, keep your ear to the grindstone.

- How's it goin'?

- Fine.

- Yeah. Good.

- You want some help?

- No.

- Come on. Give me one little peek, we'll go to the batting cages.

- No.

- It is actually important that I learn this. It's really important to me. Okay?

- All right.

- So, why don't we just hang out here all day?

- Yes, why don't we?

- All right, Mr Nosey Parker.

- Seeing as you're intent on breaking my balls, let me ask you a question.

- All right.

- Do you have a photographic memory?

- I don't know. I just kinda remember, you know? I mean, how do you remember your phone number? You know? You just do.

[...]