The past, like the future, is indefinite and exists only as a spectrum of possibilities.

经济历史的研究不仅仅是关于过去；它是关于理解当前不平等的根源。

本当の強さは、弱さを認めることだ。

科学是一段旅程，而非终点。

Collaboration across sectors is essential to achieving meaningful progress in emissions reduction.