Theme of the poem do not go gentle into that good night?

The main theme of the poem "Do Not Go Gentle into That Good Night" by Dylan Thomas is the importance of resisting death and fighting against the natural end of life. The poem urges individuals to face mortality with courage, strength, and a refusal to succumb to the gentle lure of death. The author emphasizes the value of living life to the fullest, embracing experiences, and cherishing moments, rather than accepting death with resignation. Additionally, the poem explores the tension between the inevitability of death and the human desire for immortality and transcendence.