Two recent stories have stayed with me as West Marin embarks on a county-led visioning process. The first is close to home in an obvious way: The Light’s July 8 article about a Marin Civil Grand Jury report on Measure A, the quarter-cent sales tax that funds parks, open space, and agricultural land protection. The second appeared farther afield, in the New York Times—an op-ed on ticks and the diseases they carry—but its…