Harry Truman actually said...
Upon being informed by the Secretary of Agriculture of the impossibility of effecting a voluntary agreement to conserve grain by the distilling industry, I instructed him to recommend to the Congress the granting of authority to exercise mandatory control over the use of grain by distillers for beverage purposes.
Context
Special Message to the Congress Urging Extension of Curbs on Grain Used in Production of Ethyl Alcohol.
01/28/1948