Righter of the Wrongs

What makes vigilante a vigilante? What makes the life a child worth living in a world of abuse, hate, and pain? What differentiates a thought from being not understanding and just from morally cruel and unusual? Many acts injustice make many of us human beings question the righter of the wrongs in life. What if we could avenge the death of a loved one? Would this be wrong? How does one know if it is better let whatever will be happen or follow basic instinct. Some people look to God, others look into their pain and anger, perhaps both elements are used to determine to solve the equation of righter of the wrongs. Whether one turns right or left, one thing remains to be true, the ripple effect of one's actions are unfathomable.