When I was a kid, I thought limes smelt or tasted like blood. Still like them as a candy flavour, though.
A childhood belief about general

others believed things like this
- That limes were unripe lemons— Alan
- I used to think that limes were lemons that weren't ripe yet.Anon
- I thought if you took some candy and buried in the yard, you would grow a candy tree.Anon
- I thought that the barber sign meant candy because I thought it looked like a candy cane.Anon
- My schoolmate Nick used to think that girl's farts smelt of roses.— Nathan
- when I was young, I heard that blood had iron in it. I thought blood was red because it was rusty.— Hunter