The theory of relativity is a theory of principle, not a constructive theory.
相对论是一种原理性理论,而非构造性理论。
We live in a world of shadows, and what we call reality is only the shadow of a shadow.
When you lead, your real job is to create more leaders, not more followers.
在全球能源转型的大背景下,天然气作为清洁能源的地位将更加重要。
过去是一个拒绝离去的幽灵。