He's not saying it's impossible. He's saying the number of people doing it is so small as to be irrelevant to general arguments. While a much larger percentag

He's not saying it's impossible. He's saying the number of people doing it is so small as to be irrelevant to general arguments. While a much larger percentage (relatively) of people may have used this path ("reading into the law") a hundred years ago, it has largely faded from relevance in modern times. See: https://en.wikipedia.org/wiki/Reading_law https://en.wikipedia.org/wiki/Reading_law