HarperCollins is proud to present its incredible range of best-loved, essential classics. I believe a leaf of grass is no less than the journey work of the stars...First published in 1855, and edited, revised and expanded over thirty years, ''Leaves of Grass'' has become one of the most celebrated poetry collections in the history of American literature. A master of free verse, Walt Whitman captures the true spirit of his homeland and its people through his poetry. He explores a wide range of themes, encompassing American identity and cultural values, democracy, nature and the mysteries of the human spirit.Featuring the poems of the original 1855 edition, ''Leaves of Grass'' remains an influential work within the American literary tradition, studied and treasured around the world.