When my mother was very small, she wrote a page of scribble "writing" and showed it to her mother. She remarked that it wasn't "real" writing. My mother was very confused and argued that it was indeed real (in the sense of existing). She thought her mother literally couldn't see the writing.
A childhood belief about spelling

others believed things like this
- When I was little - before we learned cursive - my sister and I called it 'real writing'. — Monty
- I used to believe that when people wrote in cursive, they were writing in Spanish.— Ellen
- I used to think making straight A's in school was literally writing A's straight. Anon
- i used to think that mother nature was a real person— stephen s
- i used to believe that cursive writing was a secret language that only grown-ups could understand.— nicole
- I used to believe that you could create money (that you didn't previously have) by writing a check.Anon