"Theologians talk about a prevenient grace that precedes grace itself and allows us to accept it. I think there must also be a prevenient courage that allows us to be brave - that is, to acknowledge that there is more beauty than our eyes can bear, that precious things have been put into our hands and to do nothing to honor them is to do great harm."

"The past is a script we can’t stop rewriting."

True progress comes when industry and environmentalists work together, not against each other.

要理解一个国家，你必须理解它的沉默。