Children born into families of high socioeconomic status have higher IQs, on average, than children born into families of low socioeconomic status.
We are all observers of our own behavior and draw conclusions about ourselves by watching what we do.
The important thing is to pursue goals that give us a sense of autonomy, effectiveness, and mastery. If we can do so in a way that draws us closer to other people, so much the better, given how important social relationships are to happiness.
Research shows that people who focus on the process of achieving a desired outcome are more likely to achieve it than those who simply think about the outcome itself.
There is evidence that optimism has a genetic component, just as happiness does. But, as with happiness, there is room to maneuver – people can be trained to be more optimistic.