He contemplates the meaning of life and death:
* He questions the purpose of existence, asking if life is "a tale told by an idiot, full of sound and fury, signifying nothing."
* He compares life to a "walking shadow," a "poor player," and a "brief candle."
* He reflects on the inevitability of death and the fear it instills in people.
He laments his situation and his inability to act:
* He feels trapped by his grief and indecision, calling himself a "rogue and peasant slave" for not taking revenge on Claudius.
* He struggles with the weight of his responsibility and the fear of the consequences of his actions.
* He doubts his own sanity and fears being driven mad by his grief.
He resolves to put on a play:
* He decides to use a play as a way to test Claudius's guilt and see if he reacts in a way that confirms his suspicions.
* He believes this will provide him with the evidence he needs to act and finally take revenge.
He reflects on the power of theater and deception:
* He recognizes the ability of actors to manipulate emotions and create illusions.
* He sees the potential for theater to be a powerful tool for revealing truth and exposing hypocrisy.
Overall, Hamlet's soliloquy in Act 2, Scene 2 reveals a deeply troubled and introspective character grappling with existential questions, personal turmoil, and a thirst for justice.