As the saying goes, Dongting Lake blows the whistle and looks at Dongting Lake, a science student's understanding of history is written by the victors, the authenticity of history books and novels is comparable, the literature and history books are the world's largest fake warehouse, maybe only the linguistics major is worth reading. Although one plus one equals two for science students is not false, the mathematical theorem chemical formula medical anatomy is not false. Look at Dongting Lake, you will know the difference in the arts and sciences.