广义相对论在某种意义上就是引力场的理论。

In the quest for a unified theory, we must embrace the unknown and be willing to question our most cherished beliefs.

可持续性不仅是一种趋势，更是一种责任。

我不需要认可，我需要结果。

思想即是感恩。

The stranger is close to us, insofar as we feel between him and ourselves common features of a national, social, occupational, or generally human, nature. He is far from us, insofar as these common features extend beyond him or us, and connect us only because they connect a great many people.

"Collaboration across teams leads to breakthrough ideas."