The happiest people I have ever met are the Kekchi Indians of Guatemala. Let me tell you something about them. They do not live on Belle Meade Boulevard. They do not live in Brentwood. In fact, their villages do not even have electricity or running water or flush toilets. And all they have to eat is beans, rice, tortillas, and scrawny chickens. No ahi tuna sashimi is on their menu. No Chilean sea bass or T-bone entrée. No martini or fancy wine. And no key lim…