Literally the mental development of an eight-year-old.

“Professor Kelley told me 100 times over three decades that ‘Donald Trump was the dumbest goddam student I ever had,'” DiPrima wrote for the Daily Kos. “I remember his emphasis and inflection — it went like this — ‘Donald Trump was the dumbest goddam student I ever had.”

The oldest trick in the book will still work on a man that can’t read