Don't rock the boat
This page is about the saying "Don't rock the boat"
This saying advises people not to upset the status quo (or try to change a comfortable, existing situation).
rock (verb) = sway; move gently from side to side (if you rock a boat, eventually water will come in and it will sink, with you and everyone in it)
Mary said "just be careful that you don't rock the boat" to John when he
Contributor: Josef Essberger