Piano concertos by Wolfgang Amadeus Mozart later concertos, allowed him to create a variety of moods at will, from the comic operatic nature of the end of K. 453, through to the dream-like state of the famous "Elvira Madigan" Andante from K. 467, through to the majestic expansiveness of his Piano Concerto No. 25, K. 503. In particular, these major works of Mozart could hardly fail to be influenced by his own first love, i. e., opera, and the Mozart of "Figaro", "Don Giovanni" and "Die Zauberflöte" is found throughout them. Mozart clearly valued the concertos, some of which he guarded carefully. For example, No. 23
Mozart and smallpox both children's illness to contend with, the Mozarts spent a total of four months away from Vienna. They eventually returned there and were received in the Imperial court on 19 January, 1768. The Empress, who had by now lost three children to smallpox, conversed with Frau Mozart about the disease. The remainder of the trip was not especially successful. Leopold apparently misinterpreted a chance remark of the Emperor as a firm invitation for Wolfgang to compose an opera; this resulted in Wolfgang writing "La finta semplice". However, the opera went unperformed in Vienna; the singers and musicians did not like