It can make us melancholy. In the same manner, music that evoked happiness would not have the same effect if you are feeling down. Life is all about creating new experiences. This occurrence does not happen to just a few writers out there.
I comb lyrics, articles, biographies and books to gain insight into music for my own amusement. We appreciate the love and support that you bring to the musicians. It has Spiritual Significance Religious or spiritual music has a unique ability to make us feel closer to our spiritual side.
In that manner, lyrics augment the feelings the music evokes and makes them stronger, sharper, and heightened. But if you are not a classical music enthusiast, chances are listening to Mozart will not make you more effective.