采矿的可持续性不是一种选择,而是我们的经营许可证。
You know, in the Middle Ages, in England, when you met a very poor person, that person would be described as an "unfortunate" -- literally, somebody who had not been blessed by fortune, an unfortunate.
真理是沉默和不断冥想的产物。
最让我不快的一件事是,有一天当我走过银行时,看到一则广告试图说服人们将自己的房子作二次抵押去贷款去旅游。这已经近乎邪恶。