Earth was a prison before the introduction of free will, in the form of the catalyst that was the introduction of good and evil… to be able to chose other than. Two paths, one leads home to the creator. And thus with the catalyst and the ability to chose good or bad, our souls began to evolve by choosing the right paths. Overcoming hardship, misery, being able to turn the other cheek, being able to love those who persecuted you, being able to pray for those who hate you. Being able to forgive others so that we may also be forgiven. Love thy neighbor, notice the kingdom all around us, ext.