I always used to think that speed limits had sometihng to do with lemons, because limit and lemon sounded alike. I would always get this weird mental picture of some place full of lemons whenever we passed by a speed limit sign.
A childhood belief about cars

others believed things like this
- That limes were unripe lemons— Alan
- I used to think that limes were lemons that weren't ripe yet.Anon
- I used to believe that there was a time limit whilst using the loo.— Helen
- I used to believe there was a limit on the numbers you could count — Carmen
- I thought pink lemonade came from pink lemons.Anon
- I used to believe that India and Indonesia were right next to each other since their names sounded alikeAnon