Anyone who knows anything about English poetry will remember the note at the start of Coleridge’s “Kubla Khan.” It explains how the work is a “fragment of a poem, from a vision during a dream”; the poet had fallen asleep after taking medicine for an illness (actually, he’d taken opium for fun) and had seen, in his deepest sleep, sentences from the book he’d been reading just before losing consciousness, except that now each sentence and each object had taken on a life of its own in a magnificent dreamscape to become a poem. Imagine, a magnificent poem that had created itself, without the
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