The "gratuitousness" of li shangyin s poems was the accumulation of his miserable experience stored in his mind and finally became an integral part of its ideological temperament.
李商隐诗“无端”的感伤情调,乃其悲凉体验的蓄积酝酿、天长日久盘旋郁积在心头,终致成为其思想气质的一个组成部分,及其展纸濡墨,愁情恨意便已笼罩毫端。