So much in life is invisible once you think about it. Take generosity. We unearth an old Berkeley kerfuffle. Fredric Fierstein gave the city a magnificent work of art, "The Guardian." But they hadn't asked for it. They said, get rid of it. The people voted, keep it! And it's still there giving out its special vibe. And what about teaching? Cherri Farrell taught home-ec. Her stories may bring tears to your eyes; they also show the hidden dimensions of real teaching. Plus Lisa Kokin talks about her art and life. Jon Gariepy makes cool boats, and more. Editor's Introduction