My job is not to be easy on people.My job is to take these great people we have and to push them and make them even better.
我的工作不是对人宽容。我的工作是把这些伟大的人才推向极限，使他们变得更好。
The most profound technologies are those that disappear. They weave themselves into the fabric of everyday life until they are indistinguishable from it.
U.S. energy independence doesn't mean isolation - we're still part of global markets.