You can find ideas that could be explored in screenplays in odd places.
The following quote comes from an article on the search for a new manager for England’s football team:
One can only truly love someone if they exist to some degree outside the sphere of your control; if in a relationship you can dominate someone completely how can they offer salvation? How can they place their self between you and death?
To see the rest of the article (with no further thematic material) visit The Guardian’s website – you may need to register for free to read more. Alternatively, you can read the Google cached version while it lasts.