Franklin Roosevelt actually said...

"In order to complete the organization needed for the most effective use of the combined resources of the United States and the United Kingdom for the prosecution of the war, there is hereby establishe..."

"By virtue of the authority vested in me by the Constitution and as President of the United States, and acting jointly and in full accord with the Prime Minister of Great Britain, I hereby authorize, o..."

"Cut your mileage— I don't mean essential mileage to get you to work— cut the rest of your mileage at least in half."

"I suppose it will be voluntary, in the sense that if you don't do it— in effect it will be compulsory."