Hey, why not? They're anti-social, aren't they?
The California Court of Appeals thinks parents aren't willing to meet a "primary purpose of the educational system," which is:
"to train school children in good citizenship, patriotism and loyalty to the state and the nation as a means of protecting the public welfare."
Of course, this could have appeared verbatim in the Constitution of the German Democratic Republic. Or, if that doesn't scare anybody, how about Hitler?
Don't mention 1984 or Brave New World, government schools outlawed them long ago. You know how they hate competition.