When I was little I believed that people who spoke a foreign language were translating to and from English in their minds.
A childhood belief about foreign languages

others believed things like this
- I used to believe that, no matter what language other people spoke, that everyone thought in EnglishAnon
- I used to believe that anyone speaking a foreign language translated it into english in their head— galen
- I used to believe that the whole world spoke the same language- English.Anon
- I used to believe that translating from language into language was only a matter of changing letters ! :) — EwS
- I used to think that adults spoke an entirely different language (not English) when kids weren't around. — Swordfish
- I used to think that even people who spoke something other than English, thought in English— Peaches