The planet was almost totally oblivious of their presence.
3 seconds sound clip from The Hitchhiker's Guide to the Galaxy (1981) - Episode 1 sitcom.
You can hear this line at 00:13:00.058 in the Blu-ray version of the TV Series.
Quote context
[...]
- Drink up. The world's about to end.
- This must be Thursday. I never could get the hang of Thursdays.
- Several huge, yellow, slab-like somethings, huge as office blocks, silent as birds.
- They hung in the air exactly the same way that bricks don't.
- The planet was almost totally oblivious of their presence.
- Arthur Dent, too, had other things on his mind.
- Don't worry, they haven't started yet.
- Good.
- It's probably just your house being knocked down.
- What?
- Damn you and your fairy stories! They're smashing up my home!
[...]