Clara Schumann at the age of nine, Clara Wieck performed at the Leipzig home of Dr. Ernst Carus, director of the mental hospital at Colditz Castle. There, she met another gifted young pianist who had been invited to the musical evening, Robert Schumann, who was nine years older. Schumann admired Clara's playing so much that he asked permission from his mother to stop studying law, which had never interested him much, and take music lessons with Clara's father. While taking lessons, he rented a room in the Wieck household, staying about a year. He would sometimes dress up as a ghost and
Conrad Graf of standing up to the violence that Liszt inflicted on it during his more impassioned moments of playing. Friedrich Wieck wrote in his diary in during Liszt's 1838 visit to Vienna, "We heard Liszt today at Conrad Graf's who was sweating as his piano did not survive the great duel—Liszt remained the victor." Wieck described another concert on the same visit in which Liszt "destroyed" two Grafs, as well as an Erard piano lent to him by Sigismond Thalberg. In 1840, Graf gave one of his firm's grand pianos as a gift to the young piano virtuoso Clara Wieck (Friedrich's