I have always found it weird, the urge to nit-pick everything good. Usually, our need to understand positive things at their roots can do us more harm than good. My philosophy is to ask myself, "Is this healthy?" That's how I check on myself to see if the happiness I consume is good for me. Although some of the parts of the given formulas in the article do correlate with my happiness, too.
EQUATION 1: SUBJECTIVE WELL-BEING = GENES + CIRCUMSTANCES + HABITS
I have never related to anything more than the statement that happiness being genetic can take some of "you" away. I, too, want to feel like I've made myself who I am, purely through my actions. The fact that 44-52% of our happiness is genetic really shook me. However, my counterargument would be that decision-making (in some ways, changing your habits) can be more effective than genetics. You can choose today to be someone else and strive for it and succeed. There is no way of telling whether your decisions are affecting your happiness by 10% or 60%. The follow-through is everything, of course, but the understanding that, with regards to your genetics, you can be the happiest you've ever been just deciding so. …