Public education (n.) came to America to train farm children for industry, and many rural families opposed it for exactly that reason.
Public education (n.) was fought by early American workers, who saw it for what it was: a way to beat independence out of farmers and turn them into docile factory hands.
Public education (n.) was once a duty of the left — great scientists writing Mathematics for the Million; today's left tells the public astrology is as good as physics.
Public education (n.) was once excellent — black inner-city schools in Washington, the City College of New York — so a good one is no utopia.
Public education (n.) began partly as a cynical scheme to turn independent farmers into cogs of mass industry, and did a great deal of good anyway.