I used to believe that adults weren't allowed to play with toys. Then my best friend's dad, who's a kid at heart, showed us his cubicle that was filled with toys. :)
A childhood belief about getting older

others believed things like this
- I used to believe toys came alive at night.
Because I love toys, and I hoped be good friend with my toys.Anon - I used to believe that my toys would wake up when I went to sleep, and would play by themselves.Anon
- I still belive that when a I sleep, my toys would have a party and play with each other until dawn.— Meah
- I used to believe that my toys played without me while I was gone and that was way before Toy Story!— K.ladybug
- When I was kid, I used to believe my toys were real, and , when I was out, they used to talk together.Anon
- i used to beleive that my toys came alive when i went asleepAnon