The test of our progress is not whether we add more to the abundance of those who have much; it is whether we provide enough for those who have too little.

可持续性不仅仅是关于材料，而是关于维持人们的生活和尊严。

The future energy structure will be diversified, and the coal industry needs to find its own positioning.

Color is my day-long obsession, joy, and torment.

El lenguaje es la patria última del escritor.

重要的不是目的地，而是旅程。

永远不要停止学习，因为世界永远不会停止变化。