Law is the science of law. As a mandatory norm formulated by the ruling class, the direct purpose of law is to maintain social order and realize social justice through the construction and maintenance of order. Jurisprudence as the research object of law, its core lies in the study of order and justice, that is, the study of order and justice.
Law is a general category offered by universities all over the world, and it is also one of the top ten discipline systems of China University, including four main components: law, politics, public security and sociology. In society, amateurs and ordinary people are used to calling law majors law majors.
In China, legal thought originated from legalist philosophy in the Spring and Autumn Period and the Warring States Period. The word "law" was called "the study of criminal names" in the pre-Qin period of China, and it didn't begin to have the name "the study of law" until the Han Dynasty. In the west, the ancient Roman jurist Ulpia Pianu defined the word "law" as: the concept of affairs between man and God, the study of justice and injustice.