The U.S. uses most of its oil for transportation. We can limit U.S. demand for oil by requiring automakers to use the technology that already exists to improve fuel economy - technology that the automakers refuse to bring into the market despite societal demand.
Everyone has determination - it's a question of how you use it. Hers is based on power and success and conquering she doesn't care what she has to do or who gets hurt in the process. In that way we're very very different.