What is any gentle, gradual movement or procedure of thought, diction, music, or the like, resembling the quiet, steady movement of a river; a stream. The feast of reason and the flow of soul. Pope called?

flow — Any gentle, gradual movement or procedure of thought, diction, music, or the like, resembling the quiet, steady movement of a river; a stream. The feast of reason and the flow of soul. Pope. (Webster's 1913.)

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