Gu Yanwu: "The rise and fall of the country is also the responsibility of meat eaters; Every man is responsible for the rise and fall of the world. 」

At the end of the Qing Dynasty, the national situation declined, and the patriotic movement became a trend with the rise of the western concept of nation-state. Feeling patriotic has become a new life for people in the new era. Gu changed his words into such a slogan to educate the people: "Every man is responsible for the rise and fall of the world."