Five years, maybe six. Most of it seemed to make some kind of sense at the time.
4 seconds sound clip from The Hitchhiker's Guide to the Galaxy (1981) - Episode 1 sitcom.
You can hear this line at 00:12:10.871 in the Blu-ray version of the TV Series.
Quote context
[...]
- Very deep. You should send that in to the Reader's Digest. They've got a page for people like you.
- Muscle relaxant. You're going to need it.
- How long have we known each other, Arthur?
- Five years, maybe six. Most of it seemed to make some kind of sense at the time.
- I don't know. Why? Do you think it's the sort of thing you're likely to say?
- Drink up. The world's about to end.
- This must be Thursday. I never could get the hang of Thursdays.
[...]