Students read "Lun Yu", or the Analects of Confucius , at Xiyou Primary School in Hefei, capital of east China's Anhui Province, Feb. 21, 2014. Friday marks the International Mother Language Day, which has been observed every year on February 21 since 2000 to promote linguistic and cultural diversity and multilingualism. (Xinhua/Liu Junxi)

Students read "Lun Yu", or the Analects of Confucius , at Xiyou Primary School in Hefei, capital of east China's Anhui Province, Feb. 21, 2014. Friday marks the International Mother Language Day, which has been observed every year on February 21 since 2000 to promote linguistic and cultural diversity and multilingualism. (Xinhua/Liu Junxi)

Students read "Lun Yu", or the Analects of Confucius , at Xiyou Primary School in Hefei, capital of east China's Anhui Province, Feb. 21, 2014. Friday marks the International Mother Language Day, which has been observed every year on February 21 since 2000 to promote linguistic and cultural diversity and multilingualism. (Xinhua/Liu Junxi)