Thai people think about Americans that all Americans are loud and talkative because American people often talk everywhere with loudness which similar with yell such as in classroom while teacher is teaching. They did not even feel guilty. So, it make them who like not have good manners or rude in view of Thai people because in Thai culture, people who speak with soft and gentle tone of voice is good manners. It not disturb to others until it is cause a nuisance.