First line of the famous couplet in Du Fu's
杜甫 (Tang dynasty)
《自京赴奉先县咏怀五百字》:
朱门酒肉臭,
路有冻死骨 - 'behind vermilion gates, wine and meat go rotten; by the roadside lie the bones of the frozen dead.' Written in the winter of 755, just as the An Lushan Rebellion broke out.