At the close of our studies, we knew all the past of physics, but nothing of the present and the future.
万物纷繁各自返回根本,返回根本复归生命就能长存。
板块构造理论是地质学的统一理论。
The boundaries which divide Life from Death are at best shadowy and vague. Who shall say where the one ends, and where the other begins?