let sleeping dogs lie
idiomC

Avoid interfering in a situation that is currently stable
  • 1It's best to let sleeping dogs lie and not bring up past arguments.
  • 2He decided to let sleeping dogs lie and didn't mention the mistake.
It means to not disturb something that is calm or peaceful. If a situation is going well, it's best not to do anything that could make it worse. Just leave it alone and don't cause any trouble.
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Remember, just like how waking a sleeping dog can lead to unexpected consequences, interfering in a stable situation can also cause unnecessary problems. So, think twice before making any changes.
in a quiet corner of a bookstore
A Quiet Corner
Laura
I heard Sarah and Tom are arguing again.
James
Yeah, but they've sorted it out for now.
Laura
Should we ask them what happened?
James
I think it's best to let sleeping dogs lie.
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Similar to "let sleeping dogs lie":
  • 1leave well enough alone
  • 2don't stir up trouble