At first glance, the eighteen works that comprise Shane Guffogg鈥檚 鈥淐ommunion鈥 exhibition seem to be streams and swirls of color flowing off the canvas. In 鈥淣odus Perpetuus et Copula Mundi II (The Eternal Knot and Link to the World)鈥 electric blue lines (the Eternal Knot)...