I'm not sure I understand what you mean by "exposure"? I'm talking about having healthy habits of thought and developing psychological resilience as laid out by the Stoics. This is done through practicing Stoic techniques such as voluntary discomfort, putting misfortunes into perspective and considering all the ways in which you have been quite fortunate. Whether you want to call this "exposure" or "learning" doesn't seem to make a difference to me.
Why are high IQ people no as happy as other people? It might be a predisposition due to some natural correlation of intelligence and happyness. But beside that what remains? If happiness can be learned as you suggest how come the best learners acquire this the least? I try to differentiate two aspects of how happiness can be acquired: Via explicit intentional learning and via other means. I'm not sure how procedural knowledge acquisition factors in IQ, but that might be one thing. And then there may be areas that could be learned easily but that for some ...
“Happiness in intelligent people is the rarest thing I know.” ― Ernest Hemingway, The Garden of Eden see here
Did you know The surprising downsides of being clever? Is Happiness And Intelligence: Rare Combination? There are longitudinal studies which seem to imply this: Being Labeled as Gifted, Self-appraisal, and Psychological Well-being: A Life Span Developmental Perspective
I found these via slashdot.
As LessWrong is harbor to unusually high-IQ people (see section B in here). I wonder how happiness compares to the mean. What are your thoughts.