I wasn't writing the music. Ed would write a piece of music. I'd listen to it and come up with a melody and then we would arrange it. We'd put it together and I would write lyrics to my melodies.
The crucial thing is to arouse the awareness that as a matter of human conscience we can never permit the people of any country to fall victim to nuclear weapons, and for each individual to express their refusal to continue living in the shadow of the threat they pose.