Renaissance took the revival of classical culture as the slogan, explored and promoted ancient Greek culture, set up the banner of rationalism and humanism, opposed theocracy and feudal privileges, and advocated individual freedom. It is not only a movement to revive classical culture, but also an enlightenment movement in a new era, which led to a turning point in European history, ideological emancipation, academic development, and a large number of giants emerged, creating a glorious era in the long river of human history.