Change can be difficult. We're constantly sabotaged by powerful feelings that send us running back to our habits. Habits feel safe and comforting, completely the opposite of the feelings that we're running from.

I just found myself looking for a hit of chocolate, after having been reminded of its lusciousness by a recent serving of my wife’s decadent dark chocolate cake. Studies show 15 percent of men join me in this occasional craving, and a full four out of ten women.