Well, he's old enough that he did make them up out of thin air.
I came up with several of the same ones before i stumbled onto him.

It is so tenacious.
Like, if we believe that gravity is two masses pulling at each other,
than the earth being a big ball of dirt makes absolute sense.

But, its the big ball of dirt that we remember.
So, when that Robert Otey says "Gravity doesn't exist"
then all the people taught in "science" class say, that doesn't make any sense because the earth is a big ball of dirt.