The Only Necessary Thing : Paperback : Crossroad Publishing Co ,U.S. : 9780824524937 : 0824524934 : 01 Jan 2008 : Henri Nouwen has shaped the spirituality of several generations of believers from all of the major Christians denominations. Hillary Clinton and many others count him among the most inspiring people. From popular professor at Harvard and Yale to simple chaplain of L\'Arche, a living community of mentally handicapped people and their friends, Fr. Henri knew how to experience life to its full. And at the core of it all, he put prayer. This precious, unique collection of his best writings on prayer and meditation was edited by one of his close friends, Wendy Greer.