周游列国

Explanation: Travel all went, bound. Originally referred to the Confucius traveled with his students at many of the countries want reuse, to implement the political ideas of Confucianism ◇ that traveled all over. 　　Source: Cao Yu Zhang, "up and down five thousand years of Confucian travel around the world," a student of Confucius said, 'Lu Jun did not do proper business, let's go! 'Since then, Confucius left Lu, with a group of students to travel around the world, hoping to find a chance to implement his political views. " 　　Examples: Bian Que civil ,'~',' Taste of the change in depth ', to lift the suffering of the people of the disease. ★ Tao Zhu, "lofty ideals"