become aware of one’s errors and return from the wrong path; realize one’s errors and mend one’s ways; recover one’s bearings and return to the fold; return to the correct path/“还好，”老李点着头说：“他总算～了！”“Not bad，”said Lao Li nodding，“He has realized his errors and mended his ways anyway.”
迷途知返
recover one’s bearings and return to the fold;turn back from a wrong path;realize one’s errors and mend one’s ways; return to the correct path
迷途知返mí tú zhī fǎn
迷途：迷失道路；返：回。比喻发觉了自己的错误，决心改正。realize one’s errors and mend one’s ways, return to the correct path