You can easily flip this perspective on its head and postulate that being smarter helps you come up with more complex and logical rationalizations for your unha

You can easily flip this perspective on its head and postulate that being smarter helps you come up with more complex and logical rationalizations for your unhappiness in a way that totally orthogonal to its source. You could view excessive worry about things outside of your control as a pathological case of a certain kind of intelligence. A lot of very intelligent philosophers written about how to lead a good/happy life over the centuries and none of them to my knowledge encourage a focus on problems outside of your control.