Gilbert and Sullivan and "Ruddigore", which were less successful than the seven other operas from "H.M.S. Pinafore" to "The Gondoliers", Sullivan asked to leave the partnership, saying that he found Gilbert's plots repetitive and that the operas were not artistically satisfying to him. While the two artists worked out their differences, Carte kept the Savoy open with revivals of their earlier works. On each occasion, after a few months' pause, Gilbert responded with a libretto that met Sullivan's objections, and the partnership was able to continue successfully. In April 1890, however, during the run of "The Gondoliers", Gilbert challenged Carte over the expenses
Gilbert and Sullivan [The words'] precise degree of levity and distance from reality ... seemed to be expressed ... in the very notes of the music; almost ... in the note of the laughter that followed it." In 1957, a review in "The Times" gave this rationale for "the continued vitality of the Savoy operas": Because of the unusual success of the operas, the D'Oyly Carte Opera Company were able, from the start, to license the works to other professional companies, such as the J. C. Williamson Gilbert and Sullivan Opera Company, and to amateur troupes. For almost a century, until the British