心乱如麻（心亂如麻）　

◎ 心乱如麻 xīnluàn-rúmá

[be terribly upset;have one‘s thoughts as confused as a tangled skein] 心中烦乱得像一团乱麻。形容乱了方寸,不知如何是好

心乱如麻,遂乃轻移莲步,走至长老房边。——明· 冯梦龙《明月和尚度柳翠》