The person who isn't overweight also should be aware of his or her own insecurities and possibly a subconscious need to sabotage the partner's weight-loss efforts.
Health care reform will derail once more if we can't learn to talk honestly about public benefits and public goods -- how they protect us from the insecurities and inequities of the market and promote genuine economic security in the face of real imbalances of economic power and resources.