I thought that when only 'life and death' telegrams could be sent, that it meant that new-born babies were in this category. This wasn't helped by the fact that I actually worked on the Post Office counter.
A childhood belief about telephones

others believed things like this
- I used to believe viagra was a mint and that it was an everyday mint you could buy from the post office!!!— Bartoner
- I thought if someone worked full time it meant they worked 24/7 and never did anything else!— andalite
- I used to think "A.M." and "P.M." meant "After Midnight" and "Post Midday".Anon
- I used to think 'To Let' on disused office buildings meant they were big toilets.— Tracey
- Before I knew about death, I used to think people turned back into babies again after they got old. Anon
- When I was little, I used to believe that my Barbie's would come to life while I was asleep to plot my death!— Kimbre