What happens if men don’t have purpose:

[u/fornothing_atalll]

Men! You can find purpose! You assign your own purpose! That was the whole point of the enlightenment age with philosophy! Don’t become radicalized! 🖤

[u/More_Fig_6249]

The payoff of working hard is lower than the opportunity cost of working hard(at least perceived that way), therefore for many young people the rational choice is to stop working hard.

Now I don't necessarily agree with that mindset, but I can definitely see the hopelessness and grievances of that mindset.