Awesome thread.
The books that come to mind:
'The Power of Now' by Eckhart Tolle
'A New Earth' by Eckhart Tolle
'Conversations with God' series by Neale Donald Walsch
'The Way of the Superior Man' by David Deida
'The Success Principles' by Jack Canfield
Other fantastic reads...
'Shantaram' by Gregory David Roberts
'Autobiography of a Yogi' by Paramahansa Yogananda
Enjoy!