Just wanted to recommend four books I've read over the years. Most of them are books on growth, nature and spirituality.
Feel free to post a couple of recommendations of your own:) I would love to read em' !
The Empty Mirror: Experiences in a Japanese Zen Monastery by Janwillem van de Wetering
Reviews and summary:
http://www.amazon.com/Empty-Mirror-Experiences-Japanese-Monastery/dp/0312207743
Surfing the Himalayas: A Spiritual Adventure by Frederick Lenz
Reviews and summary:
http://www.amazon.com/Surfing-Himalayas-Spiritual-Frederick-Lenz/dp/0312152175
The Wind Is My Mother: The Life and Teachings of a Native American Shaman by Bear Heart
Reviews and summary:
http://www.amazon.com/Wind-My-Mother-Teachings-American/dp/0425161609/ref=sr_1_1?s=books&ie=UTF8&qid=1293982964&sr=1-1
Way of the Peaceful Warrior: A Book That Changes Lives by Dan Millman
Reviews and summary:
http://www.amazon.com/Way-Peaceful-Warr ... 041&sr=1-1
Let me know if you find one of them interesting or if you've already read them:)
Peace!

