What happens when we sin? How is spiritual equilibrium restored after the sin? How does the power of exile work to purify our souls are restore the equilibrium? After understanding this mechanism, how can we then apply this knowledge to the horrors of the Holocaust? After the Holocaust something changed in the world that had never changed in the course of 2,000 years. We can now see the beginning of the end of the exile. What plane are we on, what level of the merging or separation of essence and existence?