2011 Happiness Challenge : For those of you following the 2011 Happiness Project Challenge , to make 2011 a happier year -- and even if you haven't officially signed up for the challenge -- welcome! This month's theme is Self-knowledge . Last week's resolution was to Imitate a spiritual master . Did you try that resolution? Did it boost your happiness? This week's resolution is to Ask yourself: Whom do I envy? What do I lie about ? Have you ever learned something about yourself by considering whom you envy, or what you've lied about? Envy is such an unpleasant emotion -- it's nice to know it can be good for something! If you're new, here's information on the 2011 Happiness Challenge . It's never too late to start! You're not behind, jump in right now, sign up here . For the Challenge, each week I'll post a video suggesting a resolution for you to consider. For more ideas for resolutions to try, check out the archives of videos here . * The blog Drinking Diaries -- "from celebration to revelation" -- is a very thought-provoking site about women and alcohol. * If you've been anxiously awaiting the moment when you can buy your copy of The Happiness Project in paperback , well, it will hit the shelves March 1. Two weeks! If you're inclined to buy it, you would really help me by pre-ordering a copy . Pre-orders give a huge boost to a book. As a thank-you, if