There is also the selection bias that we infer from looking at the twentieth century, the most successful in terms of economic growth in human history. The twenty-first century will be different in ways that we cannot fathom today.
当我们回望二十世纪——人类历史上经济增长最为成功的阶段，并作出推断的时候，我们也有带着选择偏误。二十一世纪的经济将以一种完全不同的方式出现，这是我们今日还无法领会的。