Liberal urge to educate folk to righteousness…
Liberal commitment to belief that only thing stopping folk from right choices is lack of information…
Any career educator will tell you there's huge difference between students memorizing just enough information to pass a test, on one hand, and on the other, taking on knowledge such will shape them long after.
"What does this have to do with my life?" tends to be barrier to the latter outcome. Same holds true in "You have to live your life!" era.