I used to believe that I could only poo at night! Maybe it was because both poo and night were "dark".
A childhood belief about weeing and pooing

others believed things like this
- The line 'The dark sacred night' in What A Wonderful World is actually 'The dogs say goodnight'...— rebecca
- My mother didn't want me outside at night so she told me i had to come in or else 'the night air would get me'— Dan
- i used to think the moon followed me because i could always see it at nightAnon
- The sea was there because I left a tap dripping all night.— wolfie
- i used to believe you slept for 100 hours every night.— skye-ness
- I used to believe that it was warmer during the day than at night because more people were about.Anon