There is the majestic silence and emotional echo when you sit in front of a group of Rothko’s. It’s documented and written about at large, and I have had that feeling so many times with his works, just this sort of monolithic echo of life coming from the color field works. I got that same feeling this weekend sitting in the Agnes Martin Gallery in Taos at the Harwood Museum of Art in front of Martin’s works, all surrounding me, creating this quiet hum of the land, the echo of nature, the power of a vortex in the environment. I’ve sat in front of a group of Heidi Hahn’s paintings before, and they, too, resonate with this unmistakable sound, the…