OUTSIDE the rain upon the street, 
The sky all grim of hue, 
Inside, the music-painful sweet, 
And yet I heard but you 
As is a thrilling violin, 
So is your voice to me, 
And still above the other strains, 
It sang in ecstasy.
Paul Laurence Dunbar
http://www.poemhunter.com/poem/a-musical/