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
Friedrich Wieck "For Clara's sake and the world's, we can no longer keep each other at a distance. You too are now a family man – is a longer explanation needed?". The reconciliation was welcomed by Clara, although Robert was less enthusiastic. In 1844 Wieck was again involved in managing Clara's career, but by March 1850 he was promoting the musical career not of Clara but of her sister, Marie, as well as the singer Minna "Schulz-Wieck," whom he falsely advertised as his daughter. Wieck published a very positive review of Frédéric Chopin's Variations on "La ci darem la mano" in the