I used to think that all telephones were wireless, but you had to plug them into the wall because they needed a special sort of electricity (that's why the cable port was different). And I thought cell phones were special only because they had batteries.
A childhood belief about telephones

others believed things like this
- my nephew used to believe that when people died, they just needed new batteries.— p-daddy
- I thought I was such a lucky and special kid, because I was born on the exact same day as my birthday.— ricolarno
- I thought that a travel visa was a special credit card which was used for travellingAnon
- I used to beleive I was special.Now I know different.Anon
- I used to think that crust was a special coating put on the bread— Hayley
- When I was a kid I used to believe that cartoons were people dressed up in special costumes.— Sarah-Jane