[unmole]

> The rich have all of the money and pay none of the taxes.

This is demonstrably false. But then again, you don't expect factual accuracy from a comedian.

> As some replies have pointed out mortgage interest on a primary residence is permitted in some form in six countries: The Netherlands, Switzerland, the United States, Belgium, Denmark, and Ireland.

This Wikipedia sourced list is obviously not exhaustive. And interest deduction is allowed in the US which is the relevant case here.