天然气作为清洁能源，将在我国能源结构调整中发挥重要作用。

Mental life is a continuous adjustment to circumstances.

We are going to die, and that makes us the lucky ones. Most people are never going to die because they are never going to be born.

决策的质量不是由结果来衡量，而是由做出决策的过程来衡量。