MILAN — A sage green carpet was rolled out along the pristine Jil Sander showroom, where arched windows offered a stunning view on the landmark Castello Sforzesco under a gloomy Milanese sky.
On each side of the room, long racks of clothes added to the graphic and tidy set-up that for a moment could null even the outside traffic clamor of a fashion week morning. “There’s a lot of healing to sage. It’s sort of a protective…