When answering this question, you can discuss the challenges of creating a law that everyone in the world agrees on. Different countries and cultures have their own values, traditions, and legal systems, so it's very difficult to have a law that is accepted everywhere. However, you can mention that there are some international laws or agreements, like human rights or environmental protection, that many countries support, even if not absolutely everyone agrees. You can also talk about the importance of respecting differences while trying to find common ground.