First sentence in ‘The Story of Three Countries' It is the first sentence in the novel of ‘The Story of Three Countries’: ‘This is the tendency of the world: it will become a united country after a long enough division, and then becomes divide after long enough united”. What is happening in the world seems to provide people evidence to explore the generality of this statement. What kind of world can be resulted in by the crisis of 2019-nCov? It is no clear yet but seems unlikely to be the same one as before the occurrence of 2019-nCov.