In the U.S. I think there are really two reasons we should pursue energy policy. One is climate change, and the second is this notion that the oil market is cartel-ized by people, some of whom are friendly, some of whom are not, some of whom are in a more ambivalent position to us.
Let's not be afraid to speak the common sense truth: you can't have high standards without good discipline.
Your conscience is the measure of the honesty of your selfishness. Listen to it carefully.