In order to deal with the craziness of today's world, I've been delving into various books that deal with peace and nonviolence. I also recommend looking into the recent Walk for Peace movement of 19 Buddhist monks who walked from Texas to Washington...
A great intro to meditation written by a Tibetan Buddhist Monk. Written in an easy and relatable style.
A Monk's Guide to Happiness: Meditation in the 21st Century|Hardcover
A helpful look at how peace and nonviolence are dealt with in the four Gospels.
Gospel of Peace: A Commentary on Matthew, Mark, and Luke from the Perspective of Nonviolence|Paperback
A good intro to contemplative prayer. The author is one of the founders of the Center for Action and Contemplation where it encourages that activism must be combined with contemplation in order to be balanced.
Everything Belongs: The Gift of Contemplative Prayer|Paperback
King's memoir on the Alabama march. It gives some interesting insights into how King merged faith with political activism.
Stride toward Freedom: The Montgomery Story|Paperback