Cách sử dụng
The expression "if it ain't broke, don't fix it" means that if something is working well and not causing any problems, there's no need to change or adjust it. It is often used when someone is considering making changes to a system, process, or product that is already working efficiently. The expression can be applied in many situations, from maintaining a car that runs smoothly to running a successful business. In simple language, it means if something is working well, there is no need to try to improve it unnecessarily.