…Passionate and tragic, complex and mysterious, the bond between these three great musical personalities was marked by mutual admiration and ardent support. During a time of fervent conflict between absolute and program music, their friendship formed the center of a stronghold in defense of the aesthetic values of pure music.

J. Brahms - Three Intermezzi for Solo Piano, Op. 117

C. Schumann - Three Romances for Violin and Piano, Op. 22

R. Schumann - Fantasy Pieces for Clarinet and Piano, Op. 73

J. Brahms - Clarinet Quintet in B minor, Op. 115