Franklin Roosevelt actually said...
By virtue of the authority vested in me by the Constitution and statutes of the United States, as President of the United States and as Commander in Chief of the Army and Navy, and for the purpose of assuring the most effective prosecution of war procurement and production, it is hereby ordered as follows:
Context
Executive Order 9125—Defining Additional Functions, Duties and Powers of the War Production Board and the Office of Price Administration
04/06/1942