Milan Škampa of the Smetana Quartet has interpreted the third "letter", or movement, as a lullaby for the son that Janáček and Kamila Stösslová never had together.
Milan Škampa of the Smetana Quartet views the third "letter", or movement, as a tender melody for the son that Janáček and Kamila Stösslová never had in their lives.