Rounding a narrow alley, there are two roads ahead.One road is more crowded, going to Dongchang farther, but it's safer.Another path is a small road, rarely traveled, but it can save you half the time...ad taken to spending time on the roof, even though there was nothing there.Before, bird droppings would often fall on the roof. Ever since Li Chen discovered that the crested lark loves to fly in the...