Have you ever traveled to Seattle in the month of April, when all the trees sport the freshest shades of green and each blade of grass salutes the spring?  I went there twice, and -- as luck would have it -- both times in April.  It's easy to fall for this city given the picturesque quality of its waterfront and unhurried pace of its sophisticated urban center.  What I find especially attractive about the city is its deep commitment to the visual arts, fully evident last week during the gala opening of the dramatically expanded Seattle Art Museum...