Judith Giuliani is creating a rose garden at the Hamptons summer home she shares with her husband, Rudy Giuliani. And while there are many people on both sides of the aisle who hope this foreshadows a bid for the White House, Judith will say only: “I just love digging in the dirt; I am obsessed with gardening.”Of course it requires uninterrupted downtime, something that has become a rarity for the woman whose role has developed into one half of a power couple on the move. In the past four years, the pair has traveled to over 20 countries. This...