The planet is compose of both but it up to the living species that roam it to decide. Are ya good or bad? Next is the trick questions? Will you use the light for bad deeds? or good? What about the darkness? is it really all that evil?
That up to you and NO ONE else to decide what you say goes Your choices and decision will shape and reform this dying planet of ours.
Who knows But All I know I need to spread and shine my light in my heart during my life. Laslty smile! because if you have positive feelings it effects the people around and heal them in their time of need.