No one could deny the use of language for the hearty joy of using it, such as a baby's babbling or a chanter's chanting. In the Latin and Islamic worlds as well as some areas of China, there is widespread use of verbal dueling, in which one singer begins a song of usually few lines and challenges his opponent to continue the correct or provide a rejoinder in a similar rhythm performed for the sheer joy of playing on language. If you observe a children's play, you will find the power of sound Sometimes even nonsensical lyrics perform a recreational function in the game. Adults also have their way to appreciate language for its own sake. For instance, poetry writing gives them the pleasure of using language for its sheer beauty.