Without any doubt at all teacher quality is the fundamental differentiator. Not just incidentally of education but I would argue probably the biggest single differentiator of success for the nations of the 21st Century.
There's always a miasma of misinformation emerging from the higher education...
Our government is the potent the omnipresent teacher. For good or ill it...
Does the owner of the restaurant own his restaurant? Or does the government own his restaurant?