The future of coal is not about the past; it's about innovation and sustainability.
如果你不顽强,你就会过早放弃试验。如果你不灵活,你就会以头撞墙,而不会找到解决问题的不同办法。
Cada palabra escrita es un acto de libertad.
The story is not in the plot; the plot is in the story.