[An] act of the Congress of the United States... which assumes powers... not delegated by the Constitution, is not law, but is altogether void and of no force.
Thomas Jefferson, H. A. Washington (2011). “The Writings of Thomas Jefferson: Being His Autobiography, Correspondence, Reports, Messages, Addresses, and Other Writings, Official and Private”, p.466, Cambridge University Press
![[An] act of the Congress of the United States... which assumes powers... not delegated by the Constitution, is not law, but is altogether void and of no force.](http://cdn.quoteddaily.com/images/thomas-jefferson/an-act-of-the-congress-of-the-united-states-which-assumes-powers-not-delegated-by-the-constitution-is-not-law.jpg)