Richard Nixon actually said...
If we should choose to believe that our efforts in fighting the energy crisis are unnecessary, if we permit ourselves to slacken our efforts and slide back into the wasteful consumption of energy, then the full force of the energy crisis will be brought home to America in a most devastating fashion, and there will be no longer any question in anyone's mind about the reality of the crisis.
Context
Radio Address About the National Energy Crisis.
01/18/1974