It's debatable whether critical thinking can be taught sucessfully. In my opinion, the more important question is whether people can think about anything other

It's debatable whether critical thinking can be taught sucessfully. In my opinion, the more important question is whether people can think about anything other than work and making money. There's much more to life than that, and as a society we should value much more than just going to work and cashing paychecks. The fact that the humanities are not profitable is precisely their point.