This Spanish translation of the poetry of Wislawa Szymborska is composed of two of his books, most valuable and representative those considered his work, The large number and Beginning and end, supplemented by fifteen poems of his earlier works and five more recent, not yet collected in the book by its author. It also contains the text The poet and the world, read by the author in Stockholm on the occasion of receiving the Nobel Prize for Literature, as well as a preliminary study: Wislawa Szymborska, a poet of consciousness of being, of the renowned specialist Malgorzata Baranowska.