Another may have universal meaning. You want it to be heard by millions. Every song lands somewhere on the continuum. Allow yourself to write them all. Who hears them will be decided later.
Songs are expression of universal thought and feeling.
A songwriter's job is to transform old ideas. Let them filter through us. They come through best when we are true to ourselves and honest in expressing these ideas through our own uniqueness. Then you push the limits of your own experience. They will inspire you.