It is the consistency of the information that matters for a good story, not its completeness. Indeed, you will often find that knowing little makes it easier to fit everything you know into a coherent...
I used to hold a unitary view, in which I proposed that only experienced happiness matters, and that life satisfaction is a fallible estimate of true happiness.
People should be conscious of the large contribution made by anything that gets people together easily in the reduction of loneliness and emotional well-being.
Suppose you like someone very much. Then, by a familiar halo effect, you will also be prone to believe many good things about that person - you will be biased in their favor. Most of us like ourselves...
One emphasis of my research has been on the question of how people spend their time. Time is the ultimate finite resource, or course, so the question of how people spend it would seem to be important.