King Frederik X of Denmark and his wife, Queen Mary, acceded to their positions on January 14, when Queen Margrethe II abdicated, but his alleged affair with Genoveva Casanova is making headlines again. “I love marriage, my wife, our children, and the whole happy base that arises for the people who manage to stay together and persevere,” His Majesty claims in the new book he co-authored with Jens Andersen titled The King’s Word. The tome has already become a bestseller in Denmark, and in addition to candid details about his marriage to the former Mary Donaldson of Sydney, Australia, the book a…