The present article is related with the issues of cultural diversity in communication. The challenges of the 21st century enable the societies to interact with one another on a more frequent basis than they used to do several years ago. Evolution of the mankind, on the other hand, has enormously increased the possibilities for the various nations to mix with culturally diverse teams. However, if we take a pretty dim view of the mentioned subject, we will definitely see the sophisticated picture of the global reality with number of complications existed. The purpose of the paper is to study the principal obstacles caused by working or studying in different cultural environments from our own. Ultimately, the article aims to examine the pros and cons of the cultural diversity in a modern world of today, under the conditions of high and low diversity.