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 of trade between England and Japan, Japanese imports, art and styles became fashionable in London, making the time ripe for an opera set in Japan. Gilbert said, "I cannot give you a good reason for our... piece being laid in Japan. It... afforded scope for picturesque treatment, scenery and costume, and I think that the idea of a chief magistrate, who is... judge and actual executioner in one, and yet would not hurt a worm, may perhaps please the public." Setting the opera in Japan, an exotic locale far away from Britain, allowed Gilbert and Sullivan to satirise British politics