The Biology of Belief by Bruce H. Lipton
The Atlas Shrugged by Ayn Rand
The Attractor Factor by Joe Vitale
The Magic of Thinking Big by David J. Schwartz
First of all, good of you to want to help the world. My suggestion is to learn a holistic healing method (Reiki is the simplest of the lot) and use it to heal whoever you feel like helping. I am a Reiki healer/teacher and have seen amazing improvement in people.