The length and arrangement of the pauses In a melody makes us perceive It Joyful or sad. If the left hemisphere of the brain Is linked to language, music Is believed to be laced In the right hemisphere, regarded to be the center of the feelings. That’s why music triggers spontaneous reactions. Moreover, our feelings and affective reactions are stronger linked to additive than visual stimuli (a wounded person does not trigger so rapidly our reaction if he/she is quiet, but this will be instant if he/she is moaning… ); How we react to a kind of music is influenced by our mood and previous experiences.