- Pay attention. Go get all the string you can.
- Okay. That'll take all day.
- Good. Get going.

9 seconds sound clip from the The Secret of NIMH (1982) movie soundboard.

You can hear this line at 00:59:34.582 in the Blu-ray version of the movie.

Quote context

[...]

- Jeremy?

- Shh! I'm being followed.

- Followed?

- There's a crazy lady with a hat. She's got big teeth. She tied me up and then...

- Ooh! A sparkly!

- What?

- You're wearing a sparkly. Can I hold? Please, can I?

- Jeremy, listen. I need lots and lots of string.

- String.

- To move the block.

- Move the block.

- Hey! I've got string. I've been saving them.

- You do?

- Oh, sure. Red ones, blue ones, green, yellow...

- Pay attention. Go get all the string you can.

- Okay. That'll take all day.

- Good. Get going.

- I... I just thought I'd mention in passing... I've always wanted a sparkly of my very own.

- Will you get going?

- Sure. Excuse me. Pardon me. Bye.

- Won't be long now. She's washing the dishes.

- Here's the powder.

[...]