Carson simply is making a bigoted comment, and one would expect him to know better, as a nerosurgeon who was running for president, but appearantly, he does not.
Not a week goes by that I don't receive at least one pissed-off letter (most weeks there are more) accusing me of being foul-mouthed, bigoted, homophobic, murderous, frivolous, or downright psychopathic.
College graduates, he said, are who this country must turn to for a citizenship that is tolerant but not indifferent, loyal but not bigoted, aggressive but not conceited, alert but not alarmed.