What is the movie about?

If your life is a movie and you are the hero – what's the movie about?
We're not talking about the plot. What is the hero trying to do?
Now take out a piece of paper.
In a single sentence, write down the answer to that question. 
That is your CREDO.
Now add your signature.
Congratulations, you just signed an oath.
This simple act will strengthen and condition you to endure the rigors of a career in law enforcement.