cross that bridge when you come to it
遇到问题时再解决，不必预先担心或担忧
口语·表示顺其自然解决问题
英文释义
to deal with a problem or difficult situation only when it arises, rather than worrying about it in advance
例句
I know you're worried about the exam, but let's cross that bridge when we come to it.
典故来源
源自过桥的比喻，桥代表困难，走到桥边再考虑如何过桥，强调不提前焦虑。