True innovation happens at the intersection of technology and necessity.

社会的进步取决于每个人的努力。

Dance with your hips.

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。

能源的未来在于我们持续适应和创新的能力。

Nature tends to produce constancy in all her works, but she does not always succeed.

A sustainable coal industry is possible if we commit to the right technologies.