 Brahms himself was at this concert, and wrote to Clara Schumann that her pupil's playing had contained all the fire and passion and technical ability the composer had hoped for in his most sanguine moments.From this time on Borwick became closely associated with the music of Brahms, and with the English work of Brahms's friend and chief interpreter, the violinist Joseph Joachim.Clara Schumann wrote to Professor Bernuth in Hamburg to recommend Borwick as 'probably her finest pupil