Shakespeare's 'Twelfth Night' explores motifs surrounding communication, love, and madness, highlighting the complexity of human emotions through character interactions and misunderstandings. The play features disguises and trickery that lead to comedic confusion, particularly in the love triangle between Viola, Orsino, and Olivia. Themes of identity and the power dynamics involved in love and perception further enrich the narrative, showcasing Shakespeare's commentary on the nature of relationships and societal norms.