Other mistake: When Anne and Peter are looking at the stars, Anne points to a star and Peter knows what star she's pointing to. It is impossible to point to a star and have someone else know exactly what star you're pointing to. Try it.
Anne Frank: I've never heard grownups quarrel before.
Mr. Hans Van Daan: It's not a quarrel, it's a discussion. And I've never heard children so rude before.
Otto Frank: Always remember this Anna, there are no walls, no bolts, no locks that anyone can put on your mind.