Upon entering the burnt-brick hues of the hotel’s Neo-Greek lobby, one quickly loses all sense of the outside world, entering a richly layered mise-en-scène, a throwback to a golden age of luxury. Beguiled by its inherent charm, I met the designer, François-Joseph Graf, for a tour, after which, we discussed his influences and inspirations, the decorators he most admires, and more pressing concerns, such as where to get the best steak tartare and frog legs in Paris.