There are three main external skills in stone carving art: one is knowledge. Learning is about knowledge, knowledge is about knowing. Therefore, knowledge is the source of artistic innovation. The second is consciousness. Calligraphy is a spiritual product of human beings, and consciousness should be the essence of calligraphy. The third is artistic quality and moral cultivation. Having both ability and political integrity is a requirement for social development and progress of the times, and is also a factor in measuring an artist's character. Therefore, learning and creation are two processes that every calligrapher must go through. Learning tradition is the process of shaping the "self". The more and more you learn, the richer the nutrients you absorb, the deeper the accumulation, the fuller and more fulfilling the "self" will be; innovation and creation are the expression process of the "self", and art The higher the self-cultivation and the deeper the attainments, the more weight and appeal the "self" expressed will be.