Your books are full of bullshit masquerading as research, yet they sell like pancakes. What is the secret?

Average income is generally higher than median income. Don't confuse the two concepts.

If my son really wants to go to a fast food place and get a toy, I tell him "no" and explain to him why. He understands, we eat something healthy at home and then go buy a toy at the dollar store.

It was in the 1986 World Cup, not the 1990 one.