Meeting energy demand while reducing emissions is the defining challenge of our time.

创新区分了领导者与追随者。

实验的语言比任何推理都更具权威性：事实可以摧毁我们的推理，但反之则不然。

跨国合作是解决全球健康挑战的关键。

"I think that the best work comes out of the necessity to do it, not the desire to do it."

进步需要勇气和谦逊。