Friedrich Wieck practice, however, he might not always have lived up to the ideals he described in the book "Piano and Song: How to Teach, How To Learn, and How to Form a Judgment of Musical Performances." When Robert Schumann was living and studying in the Wieck household, he reported seeing Wieck punishing his nine-year-old son, Alwyn, for playing the violin poorly, tearing at his hair and yelling, "You wretch, you scoundrel, is this the way you try to please your father?" Clara seemed unconcerned at the violent scene. Shocked, Schumann wrote in his diary, "Am I among human beings?" Besides the
Marie Wieck concerts with her sister Clara and also performed with Joseph Joachim's wife, the opera singer Amalie Weiss. She was appointed court pianist for the chamber concerts of the Prince of Hohenzollern. Wieck composed and published several piano works, including Études for piano and studies for voice. She is credited for working to bring German Music to the attention of the public, particularly in London, where she performed publicly for five seasons. Wieck never married. Marie Wieck Marie Wieck (January 17, 1832 – November 2, 1916) was a German pianist, singer, piano teacher, and composer. She was the daughter of renowned