Using Big Data American scientists proved that supports the main languages of the planet like words with positive color: "excellent" words are, more diverse and easier to learn. The results of the study presented in the journal Proceedings of the National Academy of Sciences. In 1969 2 American specialist in psychology, proposed the hypothesis of Pollyanna": subconsciously focuses on perceptions and creating only positive news (in other words, to look at the bright side of reality). This conjecture was first tested on many billion words. Arabic subtitles for movies, Korean tweets, traditional Russian literature, Chinese web pages, English lyrics, articles in the new York times" during the Second world everywhere people are more likely to use positive painted words and expressions. Therefore, no abundance of bad news in the media, films horror and swearing in Internet forums is not able to expand in the other side of the large-scale positive attitude of human language, say scientists. Subjecting the processing of several billion words in 10 languages (British, Spanish, French, German, Portuguese, Russian, Korean, Chinese, Indonesian and Arabic), researchers have identified approximately 10 thousand most common words in each language. After that carriers were asked to rate these words on the whole scale, from the darkest to the most cheerful. The output of scientific workers received about 5 million evaluations. For example, English laughter (laughter) got 8.5 and terrorist (terrorist) is 1.3. Lexicon Hispanic online was the most positive and Chinese literature darker, but 24 source (from books to the lyrics (words) in all languages are shifted to the upper half of the scale (6-9). In other words, happy words, the earth's population uses more sad. The study is part of a larger project - creation of a tool for measuring the value of happiness in real-time. This hedonometer is designed to track reel in an emotional mood of the blogosphere individual States and regions. For example, France has returned to normal positive level after 3 days after the attack, as amended Charlie Hebdo 7 January 2015.