最危险的一句话是:“我们一直都是这么做的。”
对付一个不自由的世界,唯一的方法就是变得如此绝对自由,以至于你的存在本身就是一种反叛。
Every piece of plastic ever made still exists somewhere on this planet—that's both our challenge and our responsibility.
Every new planet we find is a step closer to answering the age-old question: Are we alone in the universe?