What exactly is poetry? What happened to poetry?

A literary genre that uses highly concise language to vividly express the author's rich emotions, reflects social life in a concentrated way, and has a certain rhythm and rhythm.

Poetry is a literary genre that expresses emotions and aspirations. "Mao's Poems - Preface" contains: "Poetry is where ambition is. The ambition is in the heart, and the speech is poetry." Yan Yu's "Canglang Poetry Talk" of the Southern Song Dynasty says: "Poets sing about temperament." The only art of verbal expression is poetry.