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》