"The goal of mathematics is to understand the universe."

采矿成功的关键在于可持续性——平衡经济增长与环境责任。

"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."