Here's a list of recommended reading along with some other materials, including film. Whilst I would tailor reading to a person's needs, any of the material here can be used as part of developing positive self-conditioning. It will also be enlightening and fun.
A Gift of Wings - Richard Bach
Brida - Paul Coelho
Dance With Life - JM Hurley
Don Don - Nick Taussig
Hypnotizing Maria - Richard Bach
Jonathan Livingston Seagull - Richard Bach
Northern Lights - Philip Pullman
One - Richard Bach
The Alchemist - Paul Coelho
The Amber Spyglass - Philip Pullman
The Celestine Prophecy - James Redfield
The Magic of Metaphor - Nick Owen
The Subtle Knife - Philip Pullman
The Truman Show
The Witch of Portobello - Paul Coelho
Time to Think - Nancy Kline
Words That Change Minds - Shelle Rose Carvet
Your Owner's Manual - Burt Hotchkiss