Cognition can be painful in a psyche impacted by a history of high stress. Read about substance P neurotransmitters and depression; chemical messages for physical pain are high in depressed patients, and yet there's nothing to indicate that there should be pain. Block the substance P neurotransmitters and you get an antidepressant.
So, I think there are repressive forces in addition to what you're describing above. Modeling the problem this way, it's easier to be optimistic and figure out societal machinery to promote more problem solving by addressing forces like stress; instead of TV watching and etc., since these habits are side-effects of other problems.