They wouldn't even lift a finger to save their own grandmothers from the ravenous bug-blatter beast of trial, without orders...
7 seconds sound clip from The Hitchhiker's Guide to the Galaxy (1981) - Episode 1 sitcom.
You can hear this line at 00:21:55.280 in the Blu-ray version of the TV Series.
Quote context
[...]
- Here is what to do if you want to get a lift from a Vogon... forget it.
- The best way to get a drink out of a Vogon is to stick your finger down his throat.
- And the best way to annoy him is to feed his grandmother to the ravenous Bugblatter beast of Traal.
- How did we get on board, then?
- The Dentrassi let us on board.
[...]