Some people were not paying attention to their own and other people's body language.I think the people in contact with the body language is very important.Because your body language gives people left a different impression.If your body language left a good impression to give people the feeling that they themselves welcome,and you will get more opportunities than others.If your body language does not give a good impression,then you will have lost a lot.Therefore,we should pay attention to their body language on various occasions.