色多多在线观看播放-色多多在线观看高清免费-色多多在线观看视频-色多多在线看-欧美aaaaa性bbbbb小妇-欧美aaaav免费大片

"We overestimate what we can do in one year and underestimate what we can do in ten."

Sustainability isn't an option; it's a necessity for the coal sector.

La literatura es el arte de la palabra, y la palabra es el arte de la comunicación.

A first sign of the beginning of understanding is the wish to die.

You don't have to be a victim of your environment. You can be the victor of your environment.