Gilbert and Sullivan the other's, and partly caused by the opposing personalities of the two—Gilbert was often confrontational and notoriously thin-skinned (though prone to acts of extraordinary kindness), while Sullivan eschewed conflict. In addition, Gilbert imbued his libretti with "topsy-turvy" situations in which the social order was turned upside down. After a time, these subjects were often at odds with Sullivan's desire for realism and emotional content. Also, Gilbert's political satire often poked fun at the wealthy and powerful whom Sullivan sought out for friendship and patronage. Gilbert and Sullivan disagreed several times over the choice of a subject. After both "Princess Ida"
Gilbert and Sullivan especially, Sullivan: "Sir Arthur Sullivan has eminently succeeded alike in the expression of refined sentiment and comic humour. In the former respect, the charm of graceful melody prevails; while, in the latter, the music of the most grotesque situations is redolent of fun." Further changes were made, including a new overture, when Rupert D'Oyly Carte revived "Ruddigore" after the First World War, and the piece was regularly performed by the D'Oyly Carte Opera Company thereafter. Some of the plot elements of "Ruddigore" were introduced by Gilbert in his earlier one-act opera, "Ages Ago" (1869), including the tale of the wicked