What is the Central idea of poem revenge?

In the poem "Revenge," the central idea is that seeking revenge is ultimately a destructive path that can consume and corrupt an individual. The speaker in the poem is haunted by the loss of a loved one and driven by a desire for vengeance against those responsible. However, as they pursue their quest for revenge, the speaker becomes consumed by their anger and hatred, losing their sense of self and humanity in the process. Ultimately, the speaker recognizes the futility of their quest, as it brings them no peace or satisfaction, only further pain and destruction.