Key themes in the works of poet Emily Dickinson include death, immortality, nature, and the self. Dickinson's exploration of these subjects often reflects a deep introspection and an individual’s relationship with the world. Her unique style, characterized by unconventional punctuation and slant rhyme, enhances the emotional impact of her poetry. Works like “Because I could not stop for Death” illustrate her fascination with mortality and the afterlife. Dickinson’s mastery of compressed language and vivid imagery contributes to her lasting relevance in American literature.