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An angel stood and met my gaze, Through the low doorway of my tent; The tent is struck, the vision stays; I only know she came and went.

James Russell Lowell (1857). “Miscellaneous poems. Memorial verses. Sonnets. I-XXVII. L'Envoi. Vision of Sir Launfal”, p.225
An angel stood and met my gaze, Through the low doorway of my tent; The tent is struck, the vision stays; I only know she came and went.