Quote by Henry David Thoreau
A poem is one undivided unimpeded expression fallen ripe into literature, and it is undividedly and unimpededly received by those for whom it was matured.

Summary
This quote suggests that a poem is a complete and unrestricted form of expression that has fully developed and embodied within literature. It emphasizes that a poem is meant for a specific audience who can fully appreciate and understand its essence. The quote conveys the idea that poems are self-contained and undiluted, existing as a pure and unencumbered form of communication between the writer and the intended reader.