事实是顽固的东西；无论我们的愿望、倾向或激情的驱使如何，它们都无法改变事实和证据的状态。
Facts are stubborn things; and whatever may be our wishes, our inclinations, or the dictates of our passion, they cannot alter the state of facts and evidence.
I think the most important thing for a filmmaker is to have a vision and to be able to communicate that vision to others.
We can’t ignore the economic role of coal, but we also can’t ignore its environmental impact.
科学最令人兴奋的方面是发现一些新的东西，一些以前没有人见过的东西。
The greatest teachers are those who tell you where to look but don’t tell you what to see.