2. Although the three countries that make up North America are physically close, Mexico is simply a different country than her northern neighbors. Mexico has a different history and thus a different culture and ways of doing and looking at things. Many people have assumed that things are the same "south of the border", with sometimes serious consequences.
3. The Mexican, his beliefs, expectations and codes of personal and social conduct are so different as to be from a different world. (or as the Mexican would view it,You are from a different world).