Many of these songs below are piano songs (not all) - just piano, and powerful, direct, clear vocals that are deeply moving. I play piano myself so maybe that's why piano gets me. Minor keys make us feel sad – oddly sad songs make us feel better because we know we are not alone.
Let It Be – written and sung by Paul McCartney (one of the best songs ever written, simple yet so emotional, about his mother who died when he was 13)
A Heart Needs Home - written and sung by Richard Thompson
This Cruel Country – written and sung by Richard Thompson (most moving lyrics)
Who Knows Where the Time Goes – written by Sandy Denny and sung by Fairport Convention
Persuasion - written and sung by Richard Thompson
Blue - written and sung by Joni Mitchell
River – written and sung by Joni Mitchell (can't praise Joni enough she's my musical hero)
Both Sides Now – written and sung by Joni Mitchell (my favourite all time song)
Always on My Mind – old song sung by Willie Nelson ( amazing emotions)
Clarinet Concerto In A, K 622 – Mozart (whenever I feel down the best therapy)
Nocturne In E Minor, Op.72, 1 – Chopin
Sonata Pathetique - Beethoven
Visions of Johanna – written sung by Bob Dylan ( immersing love song)
Bridge Over Troubled Water – written and sung by Paul Simon and Art Garfunkle
Tears in Heaven – written and sung by Eric Clapton (about his young son who fell to his death)
Fix You – Coldplay (wonderful mood the way it builds momentum)
Sometimes You Can't Make it on your own – written and sung by Bono and U2 (about Bono's father)
Probably more…..!!