No voter likes to know that they're dumb - but the fact that Donald Trump is soon the ROTUS implies they are.

Maybe more should be invested in education.

The opposite of inflation (when prices go up), deflation (when prices go down) is never a good thing. But explaining that a bit of inflation is a good thing is something all economists agree on but most normal people can't understand. The fact that velocity should always be positive, and that "lower inflation" means lowering the rate of price growth, not deflation, is also something they don't get.