President Barack Obama, Vice President Joe Biden, members of Congress and their families will be rolling up their sleeves at service projects in our nation’s capital. But you don’t have to be in Washington to get involved. From repairing fire-damaged homes in Colorado and cleaning sidewalks in Detroit to spending time with children with disabilities in New Orleans, every state will offer opportunities to volunteer. …My parents instilled their mothers’ values in me from early on. In Little Rock, Arkansas, we went to church on Sundays, and afterward, conversation often turned to what volunteer project we could do together. Favorites...