The whole of Sibelius' fourth symphony, especially the final collapse at the end. The slow movement of Mahler's sixth.
Tori Amos (and the Blackdyke mills band): Putting the Damage On.
Linda Thompson: Go Home
Mabsant: Can y Bugail, with its chorus "Dydy'r bugail ddim ar y bryniau mwy; fe aeth e mas o Drawsfynydd. Wedi mynd y bard y gadair ddu, i ymladd yn y ffosydd."
The shepherd is no longer on the hills, he has gone from Trawsfynydd. Gone is the bard of the Black Chair, to fight in the trenches.
Also the line "Ac yn Nhrawsfynydd, ar lan y llyn, yr oen yn araf marw" And in Trawsfynydd, by the lake, the lambs slowly die.