The coming and leaving of those we love, the experiences of love and betrayal, the witnessing of birth and death, care and indifference, generosity and stinginess can actually be our pathway to true freedom. All of these tensions can result in a deep, deep yearning for full freedom that is beyond the structures of our world.
Drinking the cup of Salvation involves emptying the cup of sorrow and the cup of joy, so that God can fill it with pure life.