The deepest, hottest rings of hell are reserved for the bad abstract painter. He harms us all, and his circle is crowded. By contrast, every single great abstraction is an angel, and Michael Dailey has made a few. Zoom right in on the 8-year-old acrylic painting Butterfield (right), a square of glowing pink-yellow with a curtain of lines around it—it's a stage for pure light. Two galleries are celebrating the Seattle artist's four decades of work. (Francine Seders Gallery, 6701 Greenwood Ave N, 782-0355, 11 am–5 pm. Greg Kucera Gallery, 212 Third Ave S, 624-0770, 10:30 am–5:30 pm.)