Keep the ball low. Don't leave your crayons in the sun.

5 seconds sound clip from the Happy New Year, Charlie Brown! movie soundboard.

You can hear this line at 00:18:59.806 in the VHS version of the movie.

Quote context

[...]

- Hey, Chuck, wait for me.

- Hey, Chuck, that was a sly move on your part. You know, to get us out here alone on New Year's Eve.

- Huh?

- Yep, we might end up ushering in the new year together.

- I bet you'd like that, eh, Chuck?

- It's been a great year, Chuck. You'll have to admit that.

- What do you think, Chuck, would be good rules for living in the new year?

- Keep the ball low. Don't leave your crayons in the sun.

- Use dental floss every day. Don't spill the shoe polish.

- Always knock before entering. Don't let the ants get in the sugar.

- Never volunteer to be a program chairman.

- Always get your first serve in. And feed your dog whenever he's hungry.

[...]