'Requiem,' Killing Joke From 1980's 'Killing Joke' This is the best song ever written. The hardest thing in the world is to write a slow song or a ballad, and still make it powerful. Which is probably why most artists don't even attempt it -- it's too hard to achieve. I tried it with Ministry's 'The Fall' and 'Scarecrow,' so I know how hard it is. ...