With the exception of the Wagner piece, all of these are albums. Without exception, they should do the trick.
Jazz My Funny Valentine, Chet Baker
Conversations with Myself, Bill Evans
Standards, Bireli Lagrene
Charlie Parker with Strings, Charlie Parker
Quiet, John Scofield
Classical Prelude and Liebestod from Tristan and Isolde, Wagner (Even if you aren't a fan of this kind of music, this is arguably the most passion-drenched 17 minutes of music ever written.)
R&B Ashanti, Ashanti
Groove Theory, Groove Theory
The Best of Sade, Sade
Vocals In the Wee Small Hours, Frank Sinatra