幸福是最近两年里听到最多的词语。幸福不单只是和个人经历和价值相关，它也同样关系到我们的环境。
So happiness is the most popular word we have heard through the past two years. Happiness is not only related to personal experiences and personal values, but also, it's about the environment.
Peace is not the absence of war， but a virtue based on strength of character.
能源安全是国家发展的重要保障，我们必须加大科技创新力度，提升油气勘探开发效率。
We don't try to outsmart the market; we try to understand it.
每一次技术突破的背后，都是无数次失败的积累。