Singing is a way of releasing an emotion that you sometimes can't portray when you're acting. And music moves your soul so music is the source of the most intense emotions you can feel. When you hear a song and you're acting it's incredible. But when you're singing a song and you're acting it's even more incredible.
We can always find something to be thankful for and there may be reasons why we ought to be thankful for even those dispensations which appear dark and frowning.