(1) Education plays a leading role in people's all-round development. The leading role means that school education plays an important guiding role in human development. (2) The leading role of school education in people's all-round development stems from its particularity. First, school education has a clear purpose and direction. Second, school education is planned, systematic and organized. Third, school education is the job of cultivating people, which is undertaken by specially trained teachers. (3) Two understandings: the role of school education in human development is not omnipotent; The leading role of school education in people's all-round development is conditional.