Friedrich Wieck book he published some studies and exercises for the piano, a number of pamphlets, and edited various piano works. A turning point came in Wieck's life when Clara and Robert Schumann fell in love. Fearing that her marriage to an impecunious composer would destroy the plans he had for her music career, he opposed their union in every way he could. He threatened to shoot Robert. The young lovers resorted to clandestine meetings and letter-writing. Because Clara was not yet of age, her father's consent was required before they could marry. Not receiving his consent, they applied to the Saxon
Clara Schumann city due to an outbreak of cholera. An anonymous music critic, writing of Clara Wieck's 1837–1838 Vienna recitals, said: "The appearance of this artist can be regarded as epoch-making... In her creative hands, the most ordinary passage, the most routine motive acquires a significant meaning, a colour, which only those with the most consummate artistry can give." From December 1837 to April 1838, Clara Wieck performed a series of recitals in Vienna when she was 18. Franz Grillparzer, Austria's leading dramatic poet, wrote a poem entitled "Clara Wieck and Beethoven" after hearing Wieck perform the "Appassionata" sonata during one of