Dance, like all the art forms, finds expression in an apparently infinite range of styles, forms and techniques: it may satisfy the simplest inner needs for emotional release through motor activity, as in children's singing games, or the most complex demands of the creative artist on the professional stage. Like music dance may be performed either in solitary privacy, or by groups for their own satisfaction, or in concert or theatrical setting. Thus its pleasures may be gained either by direct participation or vicariously. As a theatrical art goes hand in hand with costume and scenery, music and poetry....
had developed form various country dances in triple time to make its way during the early years of the 19th century from the taverns in the suburbs of Vienna to the large dance halls that were being built in the city. The significance of the waltz was to be rival that of its predecessor, the minuet, and its period of survival as a ballroom dance was to exceed that of any other. It was the waltz that, in spreading through Europe, persuaded a wider public to dance an interest not only in dance but also in the music.