In which work does the phrase "The mind is its own place" appear?

The phrase "The mind is its own place" appears in John Milton's "Paradise Lost," which is a seminal work in English literature. This epic poem, first published in 1667, explores profound themes such as free will, the nature of sin, and the struggle between good and evil.

In the context of the poem, this line is spoken by the character Satan, expressing his belief that he can create his own reality regardless of his physical surroundings. This idea speaks to the broader themes of human agency and the power of thought, suggesting that one's mindset can influence their perceptions and experiences.

The significance of this line lies in its exploration of the internal versus external struggle, a central theme throughout the work. Milton's portrayal of Satan reflects the complexity of ambition and despair, illustrating how the mind can be both a source of torment and a realm of personal freedom. This thematic nuance is what makes "Paradise Lost" a critical subject of study in English literature, allowing readers to engage with its deeper philosophical implications.