If you’re starting out to write a sad song, the lyrical content is only the half of ... We start on an Ebm7 chord with a high Bb melody note, which suspends over a shift to an underlying F major chord ...

From the Scientific American article, by Ferris Jabr: Almost everyone thinks "Greensleeves" is a sad song—but why? Apart from the melancholy lyrics, it's because the melody prominently features ...