"What does not destroy me makes me stronger," wrote Friedrich Nietzsche (in German) in 1888, unwittingly inspiring the modern musician's standby. Kelly, Kanye, Jay-Z, Metallica, one and all insist what doesn't kill us makes us...sing it with us now...stronger. Not weaker! Never ever weaker. Here Slacktory's compilation of the most desperate lyric in all of music.