" Progressives did not like the antiquated thinking that saw the Constitution as a barrier to government expansion. The "living Constitution" was born. That benign-sounding phrase (coined later) was conjured up to justify changing the Constitution, without formal amendment, from a limit on power to a blank check. What was impermissible to the federal government by an earlier interpretation became permissible once the Constitution was construed as a evolving document. But by that philosophy, the Constitution is no limit on government power at all. A constitutional government that defines its own powers is a contradiction in terms. "

― , Your Money or Your Life: Why We Must Abolish the Income Tax