I used to believe that the numbers athletes wore on their uniforms were their ages.
A childhood belief about sport

others believed things like this
- I used to believe that numbers had gender, that the odd numbers were boys and even numbers were girls. — Evelyn
- that using athletes foot cream would instantly make me an athlete. — Kate
- I used to belief that the Muslim women who wore their garment wore it because they were bald.Anon
- Numbers went up to 100 then restarted at zero.Anon
- The highest of all numbers was "a finnety."— Becky
- i used to belive that 1 to 10 were the only numbers and all others were made up.....— Eric