But, then, nothing is easy.
不过话得说回来,没有一桩事是容易的。
A cake is only as good as the ingredients you put into it.
我们在能源领域面临的挑战不仅仅是技术性的;它们深深植根于人性。
The only way to get rid of a temptation is to yield to it.
Great leaders don't just manage resources; they create new markets.