临崖勒马

Explanation: Reined in a gallop came edge of a cliff. ① analogy to a dangerous edge to wake up back in time. ② metaphor use pen and ink, into the near high tide when the mood suddenly Shazhu Bifeng. Also for the "brink", "Lema cliff." Thesaurus:  Mo and regret, No remorse and, Round go astray Knowledge back to, return to the fold; turn over a new leaf; return of the prodigal son, penance remorse, too late to repent, Lock the barn after the horse is stolen., wake up to the danger at last moment, Round go astray Known anti-, Fans make the right back, Anti-fan with knowledge, change quickly and completely contrition, regret in vain, Lock the barn after the horse is stolen., lock, etc the stable door after the horse has bolted try to prevent or avoid loss, damage, etc when it is already too late Antonym Group:  Without anti-fans, Fans not return