Dance is an activity practiced by man, that was born by the necesity that this one had, of expressing through movement.
It is being spoken like spiritual motives characterizad by fear, petitions or gratitudes to the divinity; of erotic or afective reason; of the warrior reason to scare the enemy and self excite himself to attack in battle, or the reason leagued to the crop celebration, etc.
All this explains why dancing involves a message, it´s significant and has a spìritual content besides the esthetic.