Using appropriate examples and references.
Any of the Zen Golf books.
I am not a fan of his style. In other words, I am not buying what he is selling.
Disappointment and anger.
To be honest, I only made it through less than 1/4 of this book. He started to lose me when he used for examples, quotes by Madonna, George Lopez and Beyoncé. Seriously. If that is who or what he considers quality individuals to demonstrate an example, then he has nothing to offer me. I finally quit when he went on to defend Bob Knight. Perhaps these folks will be positive influences for you, but I had no interest in hearing more.