释义：天下大势总是分裂久了就会统一，统一久了就会分裂。

导演中最重要的就是对你想要实现的目标有一个清晰的愿景。

一段旋律可以永远陪伴你。

Immigration has a much smaller effect on native wages than most people believe.

The method of psychology must be as exact as that of the physical sciences.

不存在所谓的质量问题。

The human body is the most complex puzzle, and medicine is our way of solving it.

没人说过这很容易。