Innovation and technology will be key drivers in reducing the carbon footprint of oil and gas operations.
定義屬于下定義的人，而不屬于被定義的人。
代數(shù)簇的算術(shù)是窺探數(shù)學(xué)隱藏結(jié)構(gòu)的窗口。
生命是用來消耗的，不是用來儲蓄的。
To be free is not merely to cast off one's chains, but to live in a way that respects and enhances the freedom of others.