When you learn a language, you learn more than words.
You also learn a lot of rules.
You learn what kind of greetings to use in greetings.
In China, a traditional greeting is "Have you eaten today?"
In Once you have learned the rules of a language, you can communicate more easily and avoid misunderstandings.
People in different cultures also have different ways of using their bodies to communicate.
We use our heads and our hands to make gestures, for example.
But there's one kind of communication that's the same everywhere.
A smile can always connect people.