周有光先生认为，人类的语言生活发生了三次飞跃，第一次是文字的产生；第二次是共同语的出现，突破了语言交流的障碍；第三次是语言流传技术的产生。
Mr. Zhou you guang said that the language of human life from three times , the first is the result is specific ; the second time in and broke the language of communication barrier ; third is that of language skills .
周有光