think and grow rich  this is one of the best-selling self-help books of all time. written during the great depression, it incorporates practical advice along with more esoteric things like harnessing kundalini energy, manifesting psychic powers such as telepathy, tapping into higher consciousness, and getting in touch with the great minds of history.<br>the book is build with research conducted by napoleon hill for over 25 years.<br>the 13 principles in the form of a "philosophy of achievement" listed in the book:<br>1. desire 2. faith 3. autosuggestion 4. specialized knowledge 5. imagination 6. organized planning 7. decision 8. persistence 9. power of the master mind 10. the mystery of sex transmutation 11. the subconscious mind 12. the brain 13. the sixth sense<br><br>the philosophy taught in the book can help people succeed in any line of work, to do and be anything they can imagine.