In King Lear, the theme of redemption is portrayed through the characters of Lear and Gloucester, who both suffer due to their initial wrongdoings against their children. Lear's harsh treatment of Cordelia and Gloucester's disinheritance of Edgar lead to their suffering, which ultimately fosters empathy and humility. Lear's acknowledgment of his errors and desire for reconciliation with Cordelia reflect his redemption. Shakespeare suggests redemption involves learning from mistakes, despite the tragic ending.

Revenge is not a central theme in King Lear as it is in other Shakespearean tragedies like Hamlet or Othello. Instead, betrayal is a more prominent theme. Edmund's actions, motivated by his illegitimacy, are the closest to revenge. The play focuses on betrayals among family members, such as Lear's betrayal of Cordelia, which initiates the tragic events. Ultimately, the play suggests that betrayal leads to self-destruction, as seen with Goneril and Regan.

Common themes in "King Lear" and "Oedipus Rex" include the consequences of pride and the disruption of the natural order. Both protagonists exhibit hubris and make decisions that lead to their downfalls—Lear divides his kingdom and banishes Cordelia, while Oedipus kills his father and marries his mother. Their actions upset the social and political order, leading to tragedy. Additionally, themes of revelation, insulation from truth, and man's powerlessness against fate are significant in both plays.

In King Lear, blindness and family are intertwined themes explored through various quotes. The Fool's lines in Act 2 suggest that children are blind to poor fathers, while wealthy fathers "see" their children often. Gloucester's lament in Act 4 highlights his metaphorical blindness, realizing too late the deceit of his son Edmund. The line "'Tis the time's plague when madmen lead the blind" underscores the irony of blindness. Lear's inability to see his daughters' true intentions ultimately leads to familial tragedy.

Antigone and Cordelia confront freedom and justice through their moral dilemmas. Antigone, in Sophocles's play, defies Creon's edict to leave her brother unburied, prioritizing divine law and familial duty over her own life, thus achieving moral freedom despite losing her physical freedom. In contrast, Cordelia, in Shakespeare's King Lear, refuses to flatter her father insincerely and is banished. She remains true to herself, ultimately returning loyally to defend Lear, sacrificing her life for justice.

The theme of parent-child relationships in King Lear is central to the play, exploring the dynamics of loyalty, betrayal, and the consequences of misjudgment. Lear's relationship with his daughters, particularly Cordelia, highlights the complexities of familial bonds, while Gloucester's interactions with Edgar and Edmund similarly reflect themes of trust and deception within families.

In King Lear, the themes of "nothing" and "identity" are intertwined. Lear's journey from king to a state of nothingness strips away his identity, revealing the core of his humanity. The concept of "nothing" challenges characters to confront their true selves, as seen in Lear's descent into madness and Gloucester's literal and metaphorical blindness, both leading to profound realizations about identity.

The early scenes of King Lear introduce themes such as power and authority, family and loyalty, and madness. Lear’s decision to divide his kingdom and the subsequent betrayal by his daughters set the stage for exploring the consequences of relinquishing power and misjudging loyalty, as well as the descent into madness that follows.

The provided passage from King Lear is not given, but a thorough analysis would explore themes such as power, betrayal, and madness. The language often reflects the emotional intensity and turmoil of the characters, using vivid imagery and metaphor. Stylistic choices, like the use of soliloquies, underscore the internal struggles and moral dilemmas faced by the characters, reinforcing the play's overarching themes.