Spiritual Revolution: A Seeker's Guide: 52 Powerful Principles for Your Mind & Soul (1987)
Written for Westerners, "Spiritual Revolution" is a distillation of the entire teachings of Saints and God-realized Masters from all traditions into 52 easily understood principles. Whether you're a casual reader or ardent seeker, you can use this practical guide to make profound changes in your relationships to others, your Self, and God.

Bliss: 33 Simple Ways to Awaken Your Spiritual Self (1999)
These 33 simple yet profound exercises reveal and develop your spiritual core. Try them. You will experience bliss -- here, now. Your initial investment? Two minutes a day. That is all it takes to begin a lifetime of wonderment, awe, and love -- love you can keep forever.