On Survivor, the contestants have always proclaimed loftily that they are there to win a million dollars, as though greed were something of which to be proud. I am still waiting for at least one female contestant to show a little honesty, and admit that she is really there to lose weight. After all, the chances of winning the million dollars are 1-in-16, but the chances of losing weight are 100%. Even if you waddle in with a...