If we spoke a different language, we would perceive a somewhat different world.

Sustainability is not an option; it's a necessity for the future of agriculture and food production.

A legal system is a system of rules which are valid according to the system's own criteria of validity.

合理安排时间就是节约时间。

外交的目标是通过对话和合作解决争端，并推动可持续的和平发展。