During the twelfth year of Zhenguan in the Tang Dynasty, winter.,At the age of sixty, Fang Xuanling, wearing his official robes, stood in the courtyard with his hands behind his back. He looked up at the snow-covered roof and wore a face full of worry.,Lu seemed to have just woken up, his hair still unkempt. When he looked up and saw "Listening Snow Drinking Wine," his second son on the roof, he immediately cried out, "Son! Come down quickly, it's freezing cold out there today. Don't catch a chill!"。