Language as a form of nation`s mentality existence

In this article a language is considered as a form of a nation`s mentality existence and it is shown that its contamination, as the result of unjustified use of borrowings, leads to the levelling of language distinction and its national identity. There is the explanation of the idea that all this may lead to the distortion of mentality and the emergence of a language of some other type in the article. As a result, the decision to take some preventive measures appeared not to let the Russian language disappear.