Can Myths Be True and Meaningful?

Yesterday I received this interesting comment on my most recent post.  It embodies a view that a lot of other members of the Blog have, and so I thought I should respond to it.  It is about whether there can be meaningful myths in the Bible.  Here is what the reader says.

Imaginative stories by definition are false. To say something is myth and by extension imaginative, is asserting that it is false. For us to say something is a myth, we have to be sure that it is entirely false. Or is it not...