It was destroyed five minutes before the completion of the purpose for which it was built. We have to build another one.

6 seconds sound clip from The Hitchhiker's Guide to the Galaxy (1981) - Episode 3 sitcom.

You can hear this line at 00:30:03.118 in the Blu-ray version of the TV Series.

Quote context

[...]

- Did you ever go to a place... I think it was called Norway?

- No, no, I didn't.

- Pity. That was one of mine. Won an award, you know. Lovely, crinkly edges. I was most upset to hear of its destruction.

- You were upset!

- Five minutes later, it wouldn't have mattered so much.

- Shocking cockup. The mice were furious.

- Mice?

- Earthman, the planet you inhabited was commissioned, paid for and run by the mice.

- It was destroyed five minutes before the completion of the purpose for which it was built. We have to build another one.

- Mice?

- Arthur bruised his upper arm.

- Arthur Dent, a perfectly ordinary Earthman, was rather surprised when his friend, Ford Prefect, suddenly revealed himself to be from a small planet somewhere in the vicinity of Betelgeuse, and not from Guildford after all.

- He was even more surprised when, a few minutes later, the Earth was unexpectedly demolished to make way for a new hyperspace bypass.

[...]