Write a poem and a song on the topic of lamp theory.

Light, darkness, light, burning out is not the arrival of darkness, but the beginning of light, which is dawn. Light, darkness, light, burning out is not the arrival of darkness, but the beginning of light, which is dawn. Poetry, with a history of thousands of years in China, has a lofty position in literature. Poetry can form its own style or be combined with other arts, such as poetic drama, hymns, lyrics or prose poems. Words with music are called songs. Poetry is a literary genre with emotion as the main body. It reflects social life in a lyrical way, is highly concise and concentrated, and expresses thoughts and feelings in the form of rich imagination, rhythmic language and line arrangement. Poetry is a rhythmic, rhythmic and colorful language art form, and it is also the oldest and most basic literary form in the world. The light in my father's study reflected my parents' faces: "I can't lose at the starting line for a better future. What cram school should I sign up for? " Need to discuss! "From this moment on, the lights began to drift: Is this the true meaning of education? Children's thin shoulders should bear such a heavy burden?