可恨匆匆归去速。诗句出自【宋·吕胜已】的《蝶恋花·其五》。蝶恋花·其五原文：眼约心期常未足。邂逅今朝，暂得论心曲。忽堕鲛珠红簌簌。双眸剪水明如烛。可恨匆匆归去速。去去行云，望断凄心目。何似当初情未熟。免教添得愁千斛。

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