ladygrey
In the absence of that, I think the thing this book does best is highlight that if you want your life to change, you have to be willing to change: who you are, your habits, your thoughts, your choices. And that all of these things are within the realm of possibility to change.
In the words of Charles Dubois, "the important thing is this: to be willing at any moment to sacrifice what we are for what we can become."