I think that personal experience is very important, but certainly it shouldn't be a kind of shut-box and mirror-looking, narcissistic experience. I believe it should be relevant, and relevant to the larger things, the bigger things, such as Hiroshima and Dachau and so on.

In this quote, Sylvia Plath, an acclaimed American poet and novelist, reflects on the role of personal experience in art and life. She acknowledges that personal experience is crucial for shaping one’s perspective but warns against allowing it to become a narcissistic or self-centered reflection. Plath stresses that personal experience should not be isolated in a "shut-box," meaning that it should not be restricted to a limited, inward-looking scope but should instead be relevant and connected to larger, universal issues.

Plath's reference to significant historical events like Hiroshima and Dachau—sites of profound human suffering and atrocity—underscores her belief that personal experience must be informed by and tied to the broader context of humanity. She is suggesting that an individual’s experiences should not just be self-reflective but should also have relevance to the wider world and the shared history that shapes collective human consciousness. In this sense, personal experience becomes a lens through which one can engage with larger themes of history, morality, and social justice.

The origin of this quote can be linked to Plath's intense engagement with her own inner world, especially in her poetry and her only novel, The Bell Jar. Plath often explored deeply personal themes, such as mental health, identity, and emotional turmoil. However, she also recognized the importance of connecting personal struggles to universal issues, indicating a desire for her work to resonate beyond her own life and experiences.

Ultimately, Plath’s quote serves as a reminder that while personal experience is an important part of understanding oneself, it must also engage with the larger world. She encourages individuals to connect their experiences with broader human experiences and events, recognizing the value of relevance and empathy in addressing the challenges of life, history, and society.