现在我们稍更详细地讨论生存斗争。
We will now discuss in a little more detail the Struggle for Existence.  
The energy industry is not just about oil and gas; it's about powering human progress.
如果我们想为子孙后代提供粮食,可持续农业是唯一的前进方向。
In the wild, you have to trust your instincts. They are your best guide.
"Your most unhappy customers are your greatest source of learning."
我被告知进步的道路既不是快速的,也不是容易的。