I used to think that 'Dilute to taste' meant that if you didn't add water you couldn't taste it. One day I downed a glass full of undiluted Ribena and realised my error.
A childhood belief about drinks

others believed things like this
- I believed butterflies taste like butterAnon
- I used to think that adults drank coffee because the bad taste would wake them up.Anon
- I used to believe that vanilla flavoring would taste as great as it smelled!!
Judy— judy - When I was a child, I used to believe that adding sugar would lower the over-salty taste of a meal.— Francois
- I used to think that you had to be french to really taste french fries.— Not French;)
- I thought that hydrogen was pure water (since I knew hydro- meant water) and H2O was impure some how— Hexetic