On a prehistoric planet?
2 seconds sound clip from The Hitchhiker's Guide to the Galaxy (1981) - Episode 6 sitcom.
You can hear this line at 00:23:49.437 in the Blu-ray version of the TV Series.
Quote context
[...]
- Uh, please. We're trying to have a meeting. Now, if you'd all care to look at the agenda...
- Hello?
- Hello!
- Remember me? I've made a discovery I'd like to tell you about.
- There isn't a chair, there's only a rock.
- Will you two shut up? I want to table a motion.
- Thank you, I made that point.
- Look, if I could just say...
- Ah, this is futile! 573 committee meetings, you haven't even discovered fire yet!
[...]