In comparing Virginia Woolf's "A Room of One's Own" and Charles Dickens' "Great Expectations," we can explore the theme of literacy as a tool to oppress marginalized groups through various textual details such as narrative voice, perspective, language, and narrative structure.

"A Room of One's Own" is an extended essay by Woolf that calls attention to the challenges women face in the literary world, particularly the lack of educational opportunities and financial independence, which hinder their ability to create and express themselves through writing. The narrative voice is that of Woolf herself, or a fictionalized version of her, who speaks from experience and observation. The essay is written in a stream-of-consciousness style, allowing Woolf to explore her thoughts on the subject in an organic manner. The language is sophisticated and introspective, and Woolf's perspective is that of a woman who has struggled against societal expectations and limitations to pursue her passion for writing.

In "Great Expectations," Dickens tells the story of Pip, an orphan from a lower-class background who dreams of becoming a gentleman. Throughout the novel, literacy and education are portrayed as essential tools for social mobility, and Pip's desire to learn to read and write is fueled by his aspiration to rise above his humble beginnings. The narrative voice is that of Pip, who recounts his life story in the first person. Dickens employs a realist style, using vivid descriptions and a linear narrative structure to convey Pip's experiences, emotions, and personal growth. The language is rich and evocative, reflecting the social stratification of Victorian England.

Both works highlight the importance of literacy and education for marginalized groups. In "A Room of One's Own," Woolf argues that without access to education and financial independence, women are unable to fully participate in the literary world, which ultimately reinforces their marginalization. In "Great Expectations," Dickens demonstrates how literacy and education can be transformative for individuals from lower-class backgrounds, like Pip, but also emphasizes the potential for these tools to be used to oppress and exploit those who lack access to them.

In terms of narrative voice and perspective, both Woolf and Dickens use their own experiences and observations to inform their works. Woolf speaks from the perspective of a woman who has faced the challenges she discusses, while Dickens, who had a difficult childhood himself, provides an empathetic portrayal of Pip's struggles and aspirations. The language used in both works is reflective of the social context and the authors' intentions. Woolf's introspective and sophisticated style is well-suited to her exploration of the challenges women face in the literary world, while Dickens' vivid descriptions and evocative language bring to life the social stratification and injustices of Victorian England.

In conclusion, both "A Room of One's Own" and "Great Expectations" address the theme of literacy as a tool to oppress marginalized groups. Through their narrative voice, perspective, language, and narrative structure, Woolf and Dickens effectively illustrate the importance of education and financial independence for women and lower-class individuals, as well as the potential for these tools to be used to reinforce societal inequality and discrimination.