Why is releasing the right responses more important than sending the right message in intercultural communication?

Our society have many people from different countries from Europe, Asia, Africa etc. If we understand how cultural groups communicate, it will help us to communicate with new people we met each day.
Cultural communications are complex and many people are shy, so that right responses are more important than sending the right message in intercultural communication.
Intercultural communication is a communication between people of different cultures and different origins.

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