I used to believe that just like how you can’t drink any alcoholic drinks if you are under 21, you couldn’t drink anything with caffeine if you were under 13.
A childhood belief about drinks

others believed things like this
- I used to think that if you mixed a diet drink with a regular drink, it would explode. Anon
- I used to believe that people who don’t understand English can’t talk.— American
- That you had to be a male to drink beer.— andrei gaspar
- I used to believe that you needed a prescription to drink Dr. Pepper.Anon
- I used to think it was illegal to drink hot chocolate in the summer. — Samantha
- I used to think it was illegal for children to drink coffee— C.W.