It is most gratifying that your enthusiasm, for our planet continues unabated.
6 seconds sound clip from The Hitchhiker's Guide to the Galaxy (1981) - Episode 3 sitcom.
You can hear this line at 00:07:22.259 in the Blu-ray version of the TV Series.
Quote context
[...]
- This is a recorded announcement, as I'm afraid we're all out at the moment.
- The commercial council of Magrathea...
- A voice from ancient Magrathea!
- Regrets that the entire planet is temporarily closed for business. Thank you.
- They want us to leave. What do we do?
- It's just a recording. We keep going. Got that, computer?
- It is most gratifying that your enthusiasm, for our planet continues unabated.
- We look forward to your custom in future lives. Thank you.
- Well, if that's their sales pitch, what's it like in the complaints department?
- Listen, you semi-evolved simian, will you crowbar this into your cranium?
- We just triggered off an ancient recording device. It's nothing! It doesn't apply to us.
[...]