You can dance on the breeze over houses and trees with your fist holding tight to the string of your kite.
13 seconds sound clip from the Mary Poppins movie soundboard.
You can hear this line at 02:15:17 in the Blu-ray version of the movie.
Quote context
[...]
- That's what I said, sir. Go fly a kite!
- Oh, no, sir. No, I don't mean you personally.
- Let's go fly a kite up to the highest height.
- When you send it flying up there, all at once you're lighter than air.
- Oh, oh, oh. Let's go fly a kite up to the highest height. (2)
- Let's go fly a kite and send it soaring.
- Ah, there you are, Banks. I want to congratulate you.
- Capital bit of humour. Wooden leg named Smith.
[...]