I used to believe that there was a blank day (a day of just blue skies and fluffy white clouds) between years, after December 31st and before January 1st.
A childhood belief about general

others believed things like this
- i thought the sky was white and the clouds were blue. Nobody actually tells you otherwise,do they?— fatcat
- I used to believe that when it would be raining the white clouds lost to the dark clouds.— janet
- when i was young i thought god was a cloud, big white fluffy cloud floating around with 2 eyes and a smile. — kerrie
- I used to think the easer bunny was a blue and white cloud guy that hid eggs.— James the Great
- When I was little, I thought that clouds were made by someone spraying white spray paint onto air.— Hadla
- As a child I use to think that factory that billowed white smoke were making clouds.Anon