African American vernacular English is believed to be the language of African Americans. It should be stated that middle-class White Americans do not use this language as if they consider it from the perspective of the Standard English it is believed to be the African American vernacular English is grammatically incorrect. However, those who have studied African American vernacular English know that his dialect contains grammar and syntax rules which help those who speak it understand each other.
Of course, the peculiarities of the language are significant and from the perspective of the Standard English the dialect contains too many mistakes, however, if to check the grammar of the African American vernacular English and the way those who speak this language perceive the world, it may be concluded that their grammatical forms may be easily explained and should not be considered as the mistakes. Therefore, it may be concluded that depending on the language people speak, the dialects they refer to and constructions they select for expressing their ideas, people may perceive the surrounding reality differently.
Those people who study both African American vernacular English and Standard English can see the surrounding world from more perspectives and more differentiated (if it is possible to say so) than those who know either only African American vernacular English or just Standard English because, as it has already been mentioned above, human perception of the reality depends on the languages they know.