The inner stillness of a person who truly "is peace" brings peace to the whole interconnected web of life, both inner and outer.
We don't talk much about humility in AA, almost never use the word. Maybe that is because, as the spiritual adage has it, if you think you are humble, you are not. But I see enough of freedom, serenity, healing, and unselfishness around me to think it must be hiding there somewhere.