Profit should never come at the expense of the ocean's biodiversity.

阅读好书，就如同与过去几个世纪中最杰出的人物交谈。

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

The thrill of discovery never gets old.

What you actually pay for something is at least twice the listed price because of the energy， time， money needed to set it up， learn， maintain， repair， and dispose of at the end. Not all prices appear on labels. Actual costs are 2x listed prices.