\"When in Rome, do as the Romans do.\" How do you understand this phrase?

Hello [이름] [이름]. Thank you for this. Very well said. Respecting others\' culture is a way of living in peace.

- T. Beth

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we need to recognize various different culture.

>>>> CORRECT (We need to recognize various different cultures.)     

Vistors especially have to be cautious about their behaviors in other contries. 

>>>> Visitors especially have to be cautious about their behaviors in other countries.  
Some countries not permit person to eat special ingredients by religion and to act some behaviors by each culture. 

>>>>  Some countries do not permit people to eat specific kinds of food because of religion and to behave according to each culture. 
visitors must perceive culture difference and learne it before visiting there because It is way to enjoy there in depth.

>>>> Visitors must perceive culture differences and learn it before visiting there because it is a way to enjoy the place in depth.  

If they are showing citizens efforts and repects, some problems like misunderstanding and timid problems will be solved more easily.

>>>> If they are showing local citizens efforts and respect, some problems like misunderstanding and [이름]or conflicts can be solved more easily.   

And we have to consider nations image.

>>>> And we have to consider the nations image.   

Thesesdays inputting better image help each countries to maintain better relationship.

>>>>  OR: Theses days, creating a better image helps each country to maintain a better relationship.  

To interact with other countries positively, They have to keep their rules and special culture.

>>>>   CORECT. (To interact with other countries positively, they have to keep their rules and special culture.)