In a segment on NPR entitled â Musicians in Their Own Wordsâ , Hahn speaks about the surreal experience of playing the Bach Chaconne ( from the Solo Violin Partita No. 2 ) alone on the concert stage . In a segment on NPR entitled `` Musicians in Their Own Words '' , Hahn speaks about the surreal experience of playing the Bach Chaconne ( from the Partita for Violin No. 2 ) alone on the concert stage .