一念之差

Explanation: Read thoughts, ideas; bad mistake. An idea of the error (serious consequences). 　　Usage: Partial official; as subject, predicate, attribute; with derogatory 　　Source: Song has been exhausted, "Class said," volume IV 17 cited "escape fast idle Glance," an idea of the error, even here. " 　　Examples: World Outsiders, solitary minister, Yoshio, widows, the foolish often in ~. ★ Qing Li Ru-zhen, "Flowers in the Mirror," the 90th back 　　Riddle: Wrong time Thesaurus:  something unfortunate, unforeseen disasters or accidents, Difference of iota, A long 2 short, A study of errors