If you have it and you know you have it, then you have it. If you have it and don't know you have it, you don't have it. If you don't have it but you think you have it, then you have it.
I would be more frightened as a writer if people thought my movies were like science fiction.
In those days, it didn't take much imagination to come up with something that required great lyric development skills. You just thought of an experience that you might have gone through, and write it down.