Trauma happens in relationships, so it can only be healed in relationships. Art can't provide healing. It can be cathartic and therapeutic but a relationship is a three-part journey.
Saltwater heals, healing referring to its various forms; tears, cleanses and heals the soul; sweat, cleanses through labor; the ocean, heals in all its forms.
The example of America must be the example not merely of peace because it will not fight, but of peace because peace is the healing and elevating influence of the world, and strife is not. There is such a thing as a man being too proud to fight. There is such a thing as a nation being so right that it does not need to convince others by force that it is right.
Sleep is still most perfect, in spite of hygienists, when it is shared with a beloved. The warmth, the security and peace of soul, the utter comfort from the touch of the other, knits the sleep, so that it takes the body and soul completely in its healing.