Seriously, though –
In any given overarching cultural context, either
(1) disaffected youngsters are going to feel that the world is basically a safe and happy place in terms of its fundamental structure, where they’d be totally fine and happy if nagging authority figures and crusading zealots would just leave them alone, man; or
(2) disaffected youngsters are going to feel that the world is a screwed-up and scary place in terms of its fundamental structure, that the path of least resistance is for them to live miserably and die fast, and thus that people had better do something about the all the problems.
Even midcentury American youth culture, which is often treated as a monolithic archetype for purposes of this kind of discussion, got a lot more aggressive and moralistic as circumstances on the ground got worse.
You can calm the self-righteous kids down the same way you can calm everyone else down: stability (especially micro-level stability), prosperity, and peace.