It would have worked if... If it weren't for this infernal beard.
5 seconds sound clip from the The Sword in the Stone (1963) movie soundboard.
You can hear this line at 00:56:37.986 in the Blu-ray version of the movie.
Quote context
[...]
- Do you mean man will fly in one of those someday?
- If man were meant to fly, he'd have been born with wings.
- I am about to prove otherwise, Archimedes, if you care to watch.
- Man will fly, all right. Just like a rock.
- It would have worked if... If it weren't for this infernal beard.
(Archimedes laughing mockingly) I never... Never in my whole...
- Man will fly someday, I tell you. I have been there. I have seen it.
- Avis alitus avita atheta. Prestidigitonium.
[...]