Once upon a time, it was a cold winter in the cold palace, and the grass was desolate. Chang Jia crossed the mountains and waded into the water to open the closed palace door. He said to His Highness: "I am here." Now, he looked at the Zhumen closing lightly. But before the horse's hooves clattered, the man returned from walking in the snow. The sycamore leaves are sparsely fallen, and the dilapidated courtyard is lit by a single bean lamp, which shines brightly until dawn.
Intention: Save electricity and illuminate yourself.