It is also a practical book giving many examples and practical recipes to maintain and encourage motivation for the company, you or your children. This book helped me understand why the department in which I work is totally unmotivated. I experienced the result of lack of purpose of the activity, a direction motivated by short-term goals and other destructive elements of motivation.
Reading this book helps you to understand what motivates others but also what motivates you yourself. It is remarkable to understand how it is possible to accomplish its own goals of success without being fully satisfied.
The main motivation to complete a task is not an expected reward but the task itself (and purpose). It would therefore happiness in the effort? Athletes already knew, find out why this is true in your everyday life.