Tchaikovsky - None But The Lonely Hearts (寂寞芳心)
https://www.youtube.com/watch?v=7PtIHBCuR-Q
https://www.youtube.com/watch?v=uE6kbNuSOEY&spfreload=10%20Message%3A%20%E8%AA%9E%E6%B3%95%E9%8C%AF%E8%AA%A4%20(url%3A%20https%3A%2F%2Fwww.youtube.com%2Fwatch%3Fv%3DuE6kbNuSOEY)
Six Romances (None But The Lonely Heart) - Placido Domingo
https://www.youtube.com/watch?v=nCGg183BG00
Dmitri Shostakovich - Romance (from The Gadfly)
https://www.youtube.com/watch?v=QDW4VJGKLAQ