The contents of ancient poems, classic quotations, essays or essays written by the Youth League are all good. You can choose some classic poems, such as Silent Night Thinking. These poems have beautiful rhythm and artistic conception, and are suitable for calligraphy practice.
Classic famous sayings can choose some classic epigrams, such as "one's career is diligent and idle, one's achievements are ruined by thinking", which has profound truth and significance and is also suitable for calligraphy practice. Prose or prose, choose some beautiful prose or prose, such as Moonlight on the Lotus Pond. These articles are delicate in emotion and vivid in description, which are suitable for calligraphy practice.