If stupidity were a bar to entrance the universities would be nearly empty.
Speech is either free or it’s not.
Oh yeah, dude, you can say whatever the hell you please, free speech, 1st Amendment. And the bonus? You get to deal with the consequences. If I say your mother wears Army boots, I might get beaten up, but it is my right to say it and risk getting beat up. I say the college has the right to refuse admission to whoever it wants on whatever basis it determines.