Pain and beauty, loneliness and the desire to communicate: all of this is contained in the short melody that forms the backbone of György Ligeti's Violin Concerto and runs like an "idée fixe" through his work, violinist Patricia Kopatchinskaja explains in conversation with Lucerne Festival Director Michael Haefliger. In the current episode of "Michael & Friends", she also talks about artistic courage and her love for the city of Berne.