“The function of prayer is not to influence God, but rather to change the nature of the one who prays.” — Søren Kierkegaard

Istra of Glomex.com

Andrew Root The Pastor in a Secular Age (Ministry in a Secular Age Book #2): Ministry to People Who No Longer Need a God

Richard J. Foster Celebration of Discipline, Special Anniversary Edition: The Path to Spiritual Growth

Martin Laird Into the Silent Land: A Guide to the Christian Practice of Contemplation