Instruct: Classify a given review into positive or negative sentiment.
Query: If it changes my life and stops my bad habits . . .

Sometimes it just takes a little nudge to get you started in a better direction and that is what this book had done for me. I don't expect miracles, but the guidelines are better than most. If I am able to just adopt 25% of the good ideas, I'm way ahead of where I was before I read it.