When author and interior design blogger Niki Brantmark traded her bustling city life in London for a beachside hamlet in Malmö, Sweden, 13 years ago, it was an adjustment that took some getting used to. “I was constantly in a hurry, always looking at my watch, always running late,” Brantmark says. “Slowly I realized the Swedes weren’t doing the same thing as me. They seemed so relaxed, so cool, like they had all this time on their hands that I never seemed to have.” One night at a dinner part...