 During this period, William wrote much of the poetry for which he is remembered today, including his "", "Ode to Duty", "My Heart Leaps Up" and "I Wandered Lonely as a Cloud", together with parts of his autobiographical epic, "The Prelude".William Wordsworth married his wife Mary in 1802, and she and her sister joined the Wordsworths at Dove Cottage.The family quickly expanded, with the arrival of three children in four years, and the Wordsworths left Dove Cottage in 1808 to seek larger lodgings.