Markets are not perfectly efficient, but they are efficient enough that most people cannot consistently beat them.
市场并非完全有效,但它们足够有效,以至于大多数人无法持续战胜市场。
Climate change isn't a future threat to forests—it's the chainsaw at work right now.
The most valuable resource in the world is not oil—it's human potential.
科学的每一次伟大进步都源于新的想象的大胆。