When I was 9 years old I thought "several" was a synonym for seven that people used for no real reason. I also thought of a "fortune" as 40 dollars because I couldnt imagine anyone having more money than that.
A childhood belief about money

others believed things like this
- We had an antique lamp that I thought was hideous and for years I thought "Art Deco" was a synonym for ugly.Anon
- I used to believe that "Wheel of Fortune" was called "Squeal of Fortune." I don't know why.— Joey Schwartzman
- I used to believe cartoons where real people. You can imagine how that went... — Emma
- I once thought that there were little mice under the wheel on Wheel of Fortune making the wheel move— Kara
- I used to wonder why fortune cookies never predicted something bad like "you will fall off a cliff"— Izual
- i used to think that 'uncle sam' was a real person...who took all my parent's money!— julie