Should you believe in god?
No. You should believe in kindess as your god, peace as your religion, and love as how you materialize those states of being in the physical world.
"...Their practice of forgiveness unfolded in four public acts over the course of a week. First, some elders visited Marie Roberts, the wife of the murderer, to offer forgiveness. Then, the families of the slain girls invited the widow to their own children’s funerals. Next, they requested that all relief monies intended for Amish families be shared with Roberts and her children. And, finally, in an astonishing act of reconciliation, more than 30 members of the Amish community attended the funeral of the killer..."