- For every high...
- There is a low?
- Yeah.

3 seconds sound clip from the The Sword in the Stone (1963) movie soundboard.

You can hear this line at 00:31:06.723 in the Blu-ray version of the movie.

Quote context

[...]

- Every flick of a fin creates movement. So, first we'll start with the caudal fin. No, no, boy. Your tail, tail.

- Now, that gives you the forward thrust. Now, come on, let's get a rhythm.

- Right, left, right, left. One, two, left and right by day and night, that's what makes the world go round.

- In and out, thin and stout, that's what makes the world go round.

- For every up there is a down, for every square...

- There is a round?

- Yes!

- For every high...

- There is a low?

- Yeah.

- And for every to...

- There is a...

- Fro.

- Fro?

- Yes, fro.

- To and fro, stop and go. That's what makes the world go round. In and out, thin and stout...

- Merlin? Merlin? I swallowed a bug.

- Oh. What's wrong with that? After all, boy, you are a fish. Instincts, you know.

- But you said I had no instinct.

- Yes. Oh. Oh, I did.

[...]