I thought "The Hitchhiker's Guide to the Galaxy" was a somewhat casual manual for astronauts.
A childhood belief about reading

others believed things like this
- ı used to belief I thought astronauts could see GodAnon
- I used to dig a super deep hole thinking it
would transport me to the galaxy — Rafaella - I used to think that astronauts were astrosnorts, which were pigs that flew out of space!— Fahmeda
- I believed that the astronauts from the Challenger disaster managed to survive by diving into the sea.— Claire
- 'To Be Announced' in the TV guide was a film that was on all the time!— Clare
- We had an antique lamp that I thought was hideous and for years I thought "Art Deco" was a synonym for ugly.Anon