How does poetry go deeper and deeper and expand the rich content of homesickness?

A poet, who tells his heart by feeling his own situation, is the oldest and most basic literary form in the world, and it is a literary genre that expounds his heart. Poets need to master mature artistic skills and express social life and human spiritual world with concise language, rich emotions and rich images. A literary genre with a certain rhythm and rhythm, which vividly expresses the author's rich emotions and reflects social life in a highly concise language.