I used to believe that if I fell over a cliff in a telephone booth that I could safely step out at the last second like Wylie Coyote in Looney Tunes cartoons. Physics changes everything.
A childhood belief about physics

others believed things like this
- I used to believe that some day, they'd finally let the Coyote catch the Road Runner. I was so wrong. Le Sigh.— Givema Break
- I used to wonder why fortune cookies never predicted something bad like "you will fall off a cliff"— Izual
- I always thought that Little Richard was Cliff Richards younger brother— adam
- I used to believe that you could pass things down the telephone.Anon
- I used to think that everyone had a little person just like them that all lived in the telephone.— Jenni
- I used to believe that telephone poles grew out of the ground.— Jennifer (the blonde)