Not all collections are necessary, this sentence is correct. Not everyone likes calligraphy, but those who love calligraphy very much are dedicated, responsible, responsible, honest and filial, and are trustworthy and trustworthy. I am a person who loves calligraphy very much. I also have a collection of several calligraphy sets by Mr. Huang Xianding. His calligraphy is very unique, and his writing style is very calm, steady, and both strong and soft. Mr. Huang's calligraphy is worth collecting.