开采效率不仅对利润有好处，对地球也有好处。

I don't care if you're black, white, straight, bisexual, gay, lesbian, short, tall, fat, skinny, rich or poor. If you're nice to me, I'll be nice to you. Simple as that.

The quality of an organization's systems determines the quality of its processes.

"Every child deserves a bookshelf full of stories that reflect their own experiences and open windows to new worlds."

关于课程的斗争最终是关于我们希望拥有何种社会的斗争。