Many characters in the novel are representative of types that exist in India. He represents the caste system in India with an air of superiority, the caste system in India and the people thinking that western things are better.
The problem with New Year's resolutions - and resolutions to 'get in better shape' in general, which are very amorphous - is that people try to adopt too many behavioral changes at once. It doesn't work. I don't care if you're a world-class CEO - you'll quit.