◎ 船到江心补漏迟 chuán dào jiāngxīn bǔ lòu chí[It’s too late to plug the leak when the boat is in midstream] 船已经行驶到江中才补漏就太晚了,比喻对问题不及早解决,到时候就来不及了 -----------------国语辞典：（谚语）比喻不事先预防，临时出事，想补救也来不及了。元．关汉卿《救风尘．第一折》：「恁时节，船到江心补漏迟，烦恼怨他谁。事要前思免劳后悔。」明．徐霖《绣襦记．第一九出》：「他病笃求医，恐船到江心补漏迟。」
◎ 船到桥门自会直 chuán dào qiáomén zì huì zhí[There is always a way Don't cross the bridge until you come to it;ln the end things will mend] 犹言车到山前必有路。比喻问题自会得到解决