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
Musical works of Franz Liszt subject of his Impromptus, Op. 5, is a melody by Clara Wieck, and that of the "Études symphoniques", Op. 13, is a melody by the father of Ernestine von Fricken, Schumann's first fiancée. The slow movements of Schumann's piano sonatas Opp. 11 and 22 are paraphrases of own early songs. For the finale of his Op. 22 sonata, Schumann took melodies by Clara Wieck again. His last compositions, written at the sanatorium at Endenich, were piano accompaniments for violin "Caprices" by Paganini. Although Liszt's arrangements had precedents, he was still subject to criticism. A review in the "Leipziger Allgemeine musikalische