The path to sustainability is paved with both challenges and opportunities.

一带一路建设要秉持共商共建共享原则。

成功不在于目的地，而在于旅程。

In chemicals, our greatest challenge is also our greatest opportunity: meeting global needs while protecting the planet.

数学家最好的工作往往来自于在别人看不到联系的地方发现联系。