真正的进步发生在我们停止为过去优化,开始为未来建设之时。
We have a responsibility, every one of us. We may think we live a long way from the oceans, but we don't. What we actually do here, has a direct effect on the oceans—and what the oceans do then reflects back on us.
随着距离的增加,我们的知识逐渐消失,而且消失得很快。最终,我们到达了模糊的边界——我们望远镜的极限。