"Higher education, philosophy, and ethics classes are beneficial because they put the student in an environment where they can be exposed to a variety of ideas,

"Higher education, philosophy, and ethics classes are beneficial because they put the student in an environment where they can be exposed to a variety of ideas, in an efficient manner." I think that the modern higher educational experience has done away with a "variety of ideas" in favor of "the single set of idea almost all academics politically align with".