And maybe he does. If his belief makes him feel better, why attempt to disabuse him of it?
Robert Heinlein is famously quoted on the topic of teaching a pig to sing...but to my way of thinking, that task doesn't hold a candle to changing a Ph.D.'s mind.
See post #257
He shouldn't brag too much on his "professional teachers"; the school he works at has only 79% of students at math grade level and 75% of students at English grade level. And as a rural Indiana school, they can't fall back on race issues or urban poverty/neglect for an excuse.
You'll be amused by this thread Love. Amazing that our 'well-meaning amateur' parents did as good a job as they did.