She has had a big summer: A baby, her second with husband Damon Dash, arrived in May; then, in June, Jones Apparel Group acquired a 50 percent stake in her three-year-old label. The developments seem to have put Roy in a philosophical mood. The oft-quoted Gandhi dictum, "Be the change you want to see in the world," was printed on her program notes and whimsically stitched in French on a narrow sheath. The abundance of embellishmentsgold studding, heart embroiderynotwithstanding, Roy generally takes a realist's approach to fashion, and for Spring she said she wanted to mine the territory between elegance and ease. Sometimes the balance felt forced: Detachable tulip skirts worn over narrow pencil skirts (one in a heavy black lace, another in a tribal pattern) promised versatility, but looked stiff and tricky to sit in. A slouchy, backless T-shirt dress in silk jersey, by contrast, came off just right. And her nude evening pajamas are a languidly sexy take on the ubiquitous jumperjust the thing an It girl might choose for a fashion week party. In fact, Roy said she planned to wear them to the Interview magazine launch later that night.