Định Nghĩa và Ý Nghĩa của "if it ain't broke, don't fix it"

What is the origin of the proverb "if it ain't broke, don't fix it" and when to use it?

The proverb "if it ain't broke, don't fix it" is often attributed to T. Bert Lance, who popularized it in 1977 during his time as the Director of the U.S. Office of Management and Budget. It emphasizes the value of simplicity and the importance of avoiding unnecessary intervention. This proverb serves as a reminder to focus on what works and not to overcomplicate things. It also cautions against making changes for the sake of change, which can sometimes lead to unintended problems.