Oil and gas will remain part of the energy mix for decades to come, but we must produce them as cleanly as possible.
石油和天然气在未来几十年仍将是能源结构的一部分，但我们必须尽可能清洁地生产它们。
当时若不是去登高望远，后来怎知东海的浩瀚。
Our greatest weakness lies in giving up. The most certain way to succeed is always to try just one more time.