I once told my younger sister a lie to stop her from swearing ..and she believed it!
Basically you were only allowed to swear once you had a swearing licence, and you were only allowed to apply for this once you had turned 16.
If you swore before then the swearing police would take you away!
A childhood belief about swearing

others believed things like this
- I used to believe that swearing was just saying, “I swear!”Anon
- I used to believe there was a legal age limit to swearing.— sarah
- i used to think that franch was actually swearing !!!! until i realised it was just like english lol :PAnon
- that the smallw arts on my dads neck were caused by swearing!— steve
- my mum told me when i was 11 if i swore the police would take me to jail. — tg in blue
- when i was younger i used to think no-one was driving cars and it was only my family who were allowed to...— Lucie x