I used to believe that football players held their shoulders up in a 'shrug' position so as to look tough to the other team. I thought that they must get real tired of holding them up by the end of the game.
A childhood belief about appearance

others believed things like this
- When I was little, I used to believe that football players really had shoulders that big.— Angie
- When I was a kid, I used to think that the only way you could play football was if you had giant shoulders.— Sam
- When I was a child I used to believe that when I played video games my real world changed like the game. — J
- I used to believe that the game The Legend of Zelda: Twilight Princess was the longest game ever.Anon
- I thought for some reason that chewing tobacco was REQUIRED for Major League Baseball players.— Jeff
- I used to believe that my feelings were in my shoulders.— Jesyka