The document discusses the art of Arabic calligraphy and its origins and development. It began as a way to glorify the words of the Quran and developed into an art form after the rise of Islam. Calligraphy is used for artistic decoration, spiritual activities, and to beautify religious texts. Styles include tughra signatures used by Ottoman sultans and pictorial calligraphy where words are arranged into shapes. Examples of calligraphy art are shown decorating mosques and historical sites.