Here, run over to the drinking fountain, and soak this handkerchief in cold water.

4 seconds sound clip from the A Boy Named Charlie Brown movie soundboard.

You can hear this line at 00:14:05.687 in the DVD version of the movie.

Quote context

[...]

- Our whole system of freeways is a perfect example of what I'm trying to say. Have you listened to the radio lately?

- How about this whole conservation situation?

- We never win any ball games, but we sure have some interesting discussions.

- What happened?

- Charlie Brown got hit by a line drive.

- Does anyone here know anything about first aid?

- It's probably not serious. Second or third aid will do.

- Here, run over to the drinking fountain, and soak this handkerchief in cold water.

- You're kidding. With a head like Charlie Brown's, you'll need a bedsheet.

- I'm dying, and all I hear are insults.

- What happened?

- You got hit on the head with a line drive, Charlie Brown.

[...]