Jung said: all cultures will eventually accumulate into personality. The attachment and yearning for home constitute the cultural personality of the Chinese people for thousands of years, so that family affection has become the cultural birthmark of the Chinese people, and going home for the Spring Festival has become the most important festival ceremony of the Spring Festival. Year after year, the reunion stories of hundreds of millions of families are always staged in the Spring Festival, and the largest periodic migration of mankind has become a vivid witness to the enduring cultural tide of the Spring Festival.
The mistake of making the expression more concise and concise is explained by the function of the first sentence of the underlined paragraph.